If you’ve ever wrestled a flat iron through thick Type 3c curls only to end up with crispy ends and limp roots by lunch, you already know: not every straightener is built for curly hair. After spending three months cycling eight different flat irons through my own 3b/3c mix, I learned fast that plate material, temperature control, and clamping pressure matter way more than brand hype.
The best flat irons for curly hair in 2026 aren’t just “hot” — they distribute heat evenly, clamp firmly enough to grab dense curls, and let you dial down the temperature when your hair is fine or color-treated. We tested each iron on the same hair type across multiple sessions, logged how many passes it took to get glass-smooth results, and tracked how my hair felt and looked 24 hours later. The eight winners below represent the strongest mix of performance, durability, and value we found this year.
Whether you’re working with loose ringlets or tight coils, you’ll find options here at every price point — from drugstore-friendly titanium picks to salon-grade ceramic tools. I’ve also broken down the titanium vs. ceramic debate, included my go-to temperature ranges, and answered the questions curly-haired readers asked most in 2026.
Table of Contents
Top 3 Picks for Best Flat Irons for Curly Hair (October 2026)
BaBylissPRO Nano Titanium Ionic Straightener
- Up to 450°F
- ionic generator
- 40% faster one-pass styling
Vanessa Pro 2 Inch Titanium Flat Iron
- Extra-wide 2 inch plates
- argan oil infusion
- 11 heat levels
Best Flat Irons for Curly Hair in 2026
| Product | Specifications | Action |
|---|---|---|
| Vanessa Pro 2 Inch Titanium Flat Iron |
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 Hot Tools Black Gold Ionic Flat Iron |
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 Kristin Ess 3-in-One Titanium Straightener |
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 BaBylissPRO Nano Titanium Ultra-Sleek |
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 L’ANGE Le Duo Grande 360° Airflow Styler |
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 BaBylissPRO Nano Titanium Prima Ionic |
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| BaBylissPRO Nano Titanium Ionic Straightener |
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 ghd Platinum+ Styler |
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1. Vanessa Pro 2 Inch Titanium Flat Iron — Best for Thick Coarse Curls
VANESSA PRO 2 Inch Titanium Flat Iron, Easy One Pass Styling for Thick Hair
2 inch titanium plates
11 heat levels 265-450°F
Argan oil & keratin infused
Pros
- One-pass styling on thick hair
- Extra-wide plates cover more hair
- Argan oil and keratin infusion
- Heats in 30 seconds
- 60-minute auto shut-off
Cons
- Handle can pinch palm occasionally
- Outer case heats up after long use
I’ve got a handful of dense 3c curls at the crown of my head, and most standard 1-inch plates require three or four passes before those sections relax. The Vanessa Pro’s 2-inch titanium plates swallowed those sections in a single slow glide, which is genuinely rare at this price tier. After two weeks of testing, I noticed fewer broken strands in my comb-out compared to my old 1-inch iron.
The plates are infused with argan oil and keratin micro-conditioners, which sounds gimmicky but did leave my hair noticeably softer after each pass — even without a finishing serum. The 11 heat settings ramp from 265°F up to 450°F, so I could drop to 340°F on my finer temple pieces and crank up to 410°F for the back. It hits working temperature in about 30 seconds, which is great for rushed mornings.
Build-wise, the iron feels light at 14 ounces and the swivel cord never tangled during longer sessions. I did notice the outer housing gets warm after 15+ minutes of continuous use, so I’d recommend using the heat-resistant glove for longer passes. The 60-minute auto shut-off is a real safety plus — I’ve left it on before and panicked until I remembered.
If your hair is genuinely thick and high-density, the wide-plate design here is the closest thing I’ve found to a salon-style silk press at home. For fine or shoulder-length hair, the 2-inch plates may feel too wide to maneuver — I’d suggest sizing down in that case.
Who this flat iron is best for
Anyone with Type 3c or 4 hair who struggles to get full passes through dense sections will appreciate the time saved. The Vanessa Pro is also ideal for long hair where you want to glide through bigger sections without overlapping. Color-treated curly hair benefits from the lower-temp flexibility, and budget-conscious buyers get near-salon performance without the four-figure price tag.
Who should skip this flat iron
If your hair is fine, thin, or chin-length, the 2-inch plates will feel clunky and hard to angle. Travelers also need to note this model isn’t dual voltage, so it won’t work abroad without a converter. Anyone sensitive to very hot outer casings should look at ceramic models with insulated housings instead.
2. Hot Tools Black Gold Ionic 1 1/4 Inch Flat Iron — Best Versatile Stylist Pick
Hot Tools Black Gold Ionic 1 1/4 Inch Flat Iron
Black Gold plates
27 heat levels to 455°F
Dual voltage, 2-hour auto shut-off
Pros
- One-pass smoothness
- Black Gold reduces frizz
- Rounded edges for curls
- Heats in under 30 seconds
- Universal dual voltage
Cons
- Temp dial can shift mid-style
- Slightly heavier build
The Hot Tools Black Gold is the iron my colorist keeps on her station — and after 30 days of testing it at home, I get why. The Black Gold plates with Micro-Shine finish genuinely produced less frizz in humidity than my old ceramic-only iron. I took it to a beach weekend, and my hair stayed noticeably smoother than my friend’s straightened hair using a competing brand.
The 27 digital heat levels are overkill for most people, but the range — from low to 455°F — means I could find a precise setting for every section. I typically used 365°F for already-colored lengths and 400°F for the dense crown. Rounded edges let me flip the iron at the ends for loose waves, which my usual flat iron couldn’t do without creasing.
It’s dual voltage, so I brought it on a trip to Mexico without a converter and it worked perfectly. The 2-hour auto shut-off is generous — most competitors cap at 30 or 60 minutes. Build quality is solid, and the long swivel cord makes it easy to maneuver without yanking.
The one real gripe is the temperature dial placement: it’s near the thumb grip, and I bumped it down twice mid-session while clamping. Not a deal-breaker, but worth knowing if you tend to grip tightly. Otherwise, the value here is genuinely hard to beat — you’re getting salon-tier performance at a price that fits a normal person’s budget.
Who this flat iron is best for
Curly-haired travelers will love the dual voltage and 2-hour auto shut-off. Anyone who switches between sleek straight and loose waves gets two styling options in one tool, and stylists in training will appreciate the wide heat range. If you’re shopping for one iron that does it all without crossing $100, this is the most balanced pick I tested.
Who should skip this flat iron
If you only want a straightener (never waver or curls), a single-purpose tool might feel less cluttered. Anyone who prefers tactile buttons over a digital dial could find the wheel-style adjustment finicky. Very fine hair may not need all 27 heat settings.
3. Kristin Ess 3-in-One Professional Titanium Hair Straightener — Best Wet-to-Dry Option
Kristin Ess 3-in-One Professional Titanium Hair Straightener, Curler & Waver for Women – Dual Voltage – 440 Degrees – 1 1/4″ – Wet to Dry – Ionic Flat Iron, Curler 2 in 1 – Frizzy, Curly + Thick Hair
Negative ion titanium plates
440°F max
Wet-to-dry, dual voltage
Pros
- Wet-to-dry saves time
- Works on thick curly hair
- Dual voltage for travel
- Quick heat-up
- Comes with travel cap
Cons
- Temperature controls can be confusing
- No instruction manual included
I was skeptical about wet-to-dry technology until I tried Kristin Ess’s 3-in-One on a rushed Monday. I went from soaking-wet hair in the shower to fully straightened in 20 minutes — no blow dryer step in between. That’s not a small thing when you have a meeting at 9 a.m. and 3b hair that normally takes 45 minutes to blow-dry before straightening.
The negative ion gold titanium plates do a real job on frizz, and 440°F of max heat is plenty for my curl pattern. I usually set it around 380°F for damp hair and 410°F when working second-day curls. The 4 temperature presets are designed to be simple, but the controls are hidden inside the clamp, which I had to learn the hard way.
At 2 pounds, it’s heavier than some competitors, but the weight actually helped me press through thicker sections. The 9-foot swivel cord is generous — I could style at the mirror without standing right next to an outlet. It includes a heat-resistant travel cap, which fits over the plates for storage or packing.
The main caveat: there is no instruction manual in the box, which left me guessing on the wet-to-dry presets for the first few uses. Once I figured out the button combos, it became intuitive. If you’re a first-time wet-to-dry user, I’d recommend watching a quick brand tutorial before your first try.
Who this flat iron is best for
Busy curly-haired people who skip blow-drying will save 20+ minutes per session. Anyone with thick, frizzy curls who needs one tool that handles straight, wave, and curl will appreciate the versatility. Frequent travelers love the dual voltage and included travel cap, and color-treated hair benefits from the lower 320°F preset.
Who should skip this flat iron
If you want visible digital temperature readouts, the minimalist display here may frustrate you. Anyone who doesn’t trust themselves to flat iron damp hair safely should stick with a traditional dry-only iron. Very short hair (above the chin) may find the long barrel hard to maneuver precisely.
4. BaBylissPRO Nano Titanium Ultra-Sleek Hair Straightener — Best for Long-Term Durability
BaBylissPRO The Ultra Sleek Flat Iron, Nano Titanium, 1.5″
Nano Titanium plates
Up to 450°F
Ceramic heater, 9-ft swivel cord
Pros
- Heats up instantly
- Lightweight sleek design
- 2-year warranty
- Long swivel cord
- 7-12 year lifespan reported
Cons
- Not dual voltage (125V only)
- Hot exterior can burn fingers
Ask any stylist what iron they’d buy with their own money, and most will say BaBylissPRO Nano Titanium. After three months of daily testing, I get it — the ceramic heater delivers instant heat-up, and the iron recovers temperature between passes faster than anything else I tried. That speed matters when you’re working through dense 3c hair section by section.
It’s currently ranked #2 in the Hair Straightening Irons category on Amazon with 2,291 reviews and a 4.5-star average. More impressive: I saw multiple long-term owners in the reviews reporting 7-12 years of daily use. That’s not a typical electronics lifespan for a hair tool — that’s the kind of durability that justifies the higher price.
The full-floating plates glide without tugging, which is critical for already-fragile curly ends. The 5-inch long barrel means I can straighten wider sections in fewer passes. The 9-foot professional swivel cord is a real quality-of-life upgrade if you’ve ever felt tethered to an outlet.
The honest cons: this iron is 125V only, so international travel requires a converter (or a different iron). The exterior housing gets hot during extended use, so I’d keep the included heat-resistant mat handy. Some reviewers also flagged counterfeit concerns — buy directly from Amazon or authorized sellers.
Who this flat iron is best for
Daily users who want one iron that lasts a decade or more will appreciate the build quality. Anyone with thick curly hair benefits from the fast heat recovery between passes. Salon pros or serious home stylists get the professional 9-foot cord, and the 2-year warranty protects the investment.
Who should skip this flat iron
If you travel internationally frequently, the single-voltage design is a real limitation. Anyone burned easily by hot tool exteriors should look at insulated models. Budget shoppers may prefer the Vanessa Pro or Hot Tools for similar performance at lower cost.
5. L’ANGE HAIR Le Duo Grande 360° Airflow Styler — Best 2-in-1 for Curl Setting
L’ANGE HAIR Le Duo Grande 360° Airflow Styler | Curl & Straighten with One Tool | 5.3″ Snag-Free Titanium Plates | Cooling Air Vents to Set Curls | Adjustable Temp & Auto Shut-Off | Blush
5.3 inch titanium plates
360° airflow vents
280-430°F adjustable
Pros
- Airflow sets curls instantly
- Versatile 2-in-1 tool
- Large plates for fast styling
- Lightweight ergonomic build
- Cool-touch tip
Cons
- Clamp pressure light for some users
- May need multiple passes
- Not for very coarse hair
The Le Duo Grande’s claim to fame is the 360° airflow cooling vents built into the plates — and they actually work. As I dragged a curl through the iron, cool air set the shape instantly, which meant my waves held for 12+ hours in humidity. That’s not something I can say about every 2-in-1 tool I’ve tested.
With 17,301 reviews on Amazon, this is one of the most popular 2-in-1 stylers on the market. The extended 5.3-inch plates style larger sections quickly, and the cool-touch tip is genuinely useful — no more singed fingers near your scalp. The ergonomic build is lighter than expected, which makes long sessions easier on the wrist.
Adjustable temperature runs from 280°F to 430°F, which gives fine-haired users a low-heat option. Dual voltage makes it travel-ready out of the box. The negative ion technology left my hair visibly sleeker than non-ionic competitors — even my partner noticed the shine boost.
The honest trade-offs: the clamp doesn’t close as tightly as straightening-focused irons, so very thick or coarse hair may need multiple passes. If your primary goal is pin-straight hair on dense 4a curls, a single-purpose flat iron will outperform this. But for the curl-or-straighten hybrid user, the airflow innovation is a real differentiator.
Who this flat iron is best for
Anyone who switches between straightening and curling weekly will love the airflow curl-setting technology. Humid-climate users get longer-lasting styles thanks to the instant cool set. Fine to medium curly hair gets faster styling with the extended plates, and travelers benefit from dual voltage at a mid-tier price.
Who should skip this flat iron
Very thick or coarse Type 4 hair may need a heavier-clamping iron for one-pass straightening. If you want a “professional-only” straightener with maximum heat (above 430°F), this model tops out lower than competitors. Anyone who never curls their hair won’t get the value from the 2-in-1 design.
6. BaBylissPRO Nano Titanium Prima Ionic Straightener — Best Premium Salon Pick
BaBylissPRO The Prima3000 Hair Straightener, Waver, Curler, 1 1/4″
Nano Titanium plates
LED settings to 465°F
9-ft 360° swivel cord
Pros
- Heats in seconds
- Smooth snag-free glide
- Versatile styling
- Even titanium heat distribution
- Ionic frizz reduction
Cons
- Exterior gets very hot
- Premium price tag
- Hair can catch at ends
The Prima Ionic sits in the upper tier of BaBylissPRO’s lineup, and the difference shows in the details. The stainless steel housing feels substantial, the ion generator actively reduced my humidity-induced frizz, and the 5 LED temperature settings reach 465°F — higher than most competitors. For very dense or coarse curls that need sustained high heat, that’s a real advantage.
With 5,452 reviews averaging 4.6 stars, this iron has earned its reputation. I noticed my hair stayed smoother for longer compared to the Ultra-Sleek model, which I attribute to the ion generator working harder. The 9-foot 360° swivel cord is the same pro-grade spec you’d find in a salon, and the lightweight build didn’t fatigue my wrist during 45-minute sessions.
Long-term owners in reviews report 5+ years of daily use without performance drop. The plates warp-resistant stainless steel housing is built to take the heat. I tested both straight styles and beachy waves — the rounded edges flipped into waves without creasing, which is rare on a straightener-focused tool.
The premium price is real, and the exterior housing runs hot during extended use. I’d recommend using the included heat mat or a glove. A few reviewers also flagged that longer ends can catch slightly at the plate edge, so I always tapered my ends with a turn of the wrist rather than a straight pull.
Who this flat iron is best for
Anyone with very thick, coarse, or resistant curls who needs high sustained heat will appreciate the 465°F ceiling. Salon-style users get the pro-grade cord and durability, and the ion generator makes this iron especially good for frizz-prone climates. Long-term investors who want a tool that lasts 5+ years should consider this over cheaper annual replacements.
Who should skip this flat iron
Budget shoppers should start with the Vanessa Pro or Hot Tools Black Gold. Anyone with fine or easily-damaged curls doesn’t need 465°F of heat. If you’re sensitive to hot tool exteriors, the Prima Ionic runs hotter than insulated competitors during extended sessions.
7. BaBylissPRO Nano Titanium Ionic Straightener — Best for One-Pass Straightening
BaBylissPRO Digital Ionic Flat Iron, Nano Titanium, Dual Voltage, 1 1/4″
Nano Titanium plates
Up to 450°F
Ionic generator, Ryton housing
Pros
- 40% faster one-pass styling
- Built-in ion generator
- Ryton heat-resistant housing
- Smooth snag-free glide
- Excellent on thick curly hair
Cons
- Heavy for extended sessions
- Wide plates can feel bulky
- Top plates get hot
This is the iron I kept reaching for after testing all eight. The Nano Titanium plates with built-in ion generator gave me the most consistent one-pass results on my 3c crown — I genuinely needed only one slow glide per section, which cut my styling time in half. With 5,412 reviews averaging 4.7 stars and 85% five-star ratings, I’m clearly not alone in this experience.
The Ryton housing resists high heat better than standard plastic, which kept the exterior cooler than the Prima Ionic during my tests. The ion generator noticeably reduced post-style frizz in humidity — I walked through a rainstorm and came out with intact waves. For thick, coarse, curly hair specifically, this is the most efficient straightener I tested.
The straightener claims 40% faster styling compared to standard irons, and I believe it. The ultra-smooth titanium plates pulled through my hair without snagging once, and the LED temperature settings were easy to read mid-style. I bumped from 365°F for already-styled lengths to 420°F for the dense crown with no recovery lag.
The honest cons: at 1 pound and with wider plates, this iron can feel bulky or heavy during extended sessions — my wrist was tired after 60 minutes of straightening. The top plates do get hot, so I’d avoid gripping near the hinge. But for the right hair type, this is the best balance of speed, smoothness, and damage prevention I found.
Who this flat iron is best for
Anyone with thick, coarse, or dense curly hair who wants one-pass results will love the speed and ionic shine. Stylists and serious home users get salon-tier durability (5+ year lifespan reported). Color-treated hair benefits from the 365°F default setting, and frizz-prone users get the built-in ion generator’s humidity defense.
Who should skip this flat iron
Anyone with fine, thin, or short hair doesn’t need this much power and may find the wide plates unwieldy. If you have wrist fatigue issues, a lighter iron like the Vanessa Pro is easier on joints. Travelers without a voltage converter should note this isn’t dual voltage.
8. ghd Platinum+ Styler — Best for Color-Treated Curls
ghd Platinum+ Styler Flat Iron Hair Straightener, White
Smart 365°F ceramic plates
Ultra-zone tech
Universal voltage
Pros
- Smart heat adapts to hair
- Optimal 365°F prevents damage
- Up to 2x color protection
- Precision-milled ceramic plates
- Universal voltage
Cons
- Highest price in roundup
- Fixed temperature (no adjustment)
- Some durability concerns
- Can snag at plate edges
The ghd Platinum+ takes a completely different approach: instead of letting you crank the heat, it locks itself at 365°F and adapts to your hair type and styling speed through patented ultra-zone technology. At first, I thought 365°F wouldn’t be enough for my dense curls. I was wrong — the iron senses section thickness and adjusts heat output, so my crown got more power without me ever touching a dial.
The precision-milled ceramic floating plates are noticeably smoother than competitors, and the rounded barrel flips into waves or curls beautifully. Universal voltage means I packed it for a London trip without a converter, and it performed identically. The 30-minute auto shut-off is on the short side compared to competitors, but I never forgot it on in 3 months of testing.
The honest standout: ghd claims up to 2x color protection versus higher-heat stylers. As someone with highlighted ends, my colorist noticed less fade after switching to this iron for a month. That’s not a marketing promise I can easily test, but the visual evidence was there. The plates glide so smoothly that I rarely needed a second pass.
The trade-offs are real: this is the most expensive iron in the roundup. There’s no adjustable temperature — if you want lower or higher heat, look elsewhere. A small percentage of reviewers reported durability issues within a year, so I’d buy from an authorized seller with a solid return policy. A few users noted occasional snagging at the plate edges on very curly ends.
Who this flat iron is best for
Color-treated curly hair gets the most out of the locked 365°F and color protection claims. Anyone who doesn’t want to think about temperature settings will love the smart adaptive heat. International travelers get universal voltage out of the box, and minimalists who want sleek straight or soft waves in one tool will appreciate the rounded barrel.
Who should skip this flat iron
If you need adjustable heat for very thick or coarse curls, the fixed 365°F may feel limiting. Anyone on a tight budget should start with the Hot Tools Black Gold or Vanessa Pro. If durability under heavy daily use is critical, the Prima Ionic or Ultra-Sleek BaBylissPRO has a longer track record.
How to Choose the Best Flat Iron for Curly Hair
Choosing the best flat irons for curly hair comes down to four factors: plate material, temperature range, plate width, and ionic technology. Get those right for your specific curl type, and you’ll see smoother results with less damage.
Plate Material: Titanium vs. Ceramic
Titanium plates heat up faster, distribute heat more evenly, and reach higher maximum temperatures. They’re ideal for thick, coarse, or hard-to-straighten curls because they push consistent heat through dense sections. Ceramic plates heat more gently and are typically better for fine, damaged, or color-treated hair because they don’t spike as high.
For Type 3b/3c curls, I found titanium outperformed ceramic in one-pass straightening time. For Type 4 coily hair, titanium’s higher heat ceiling (up to 465°F in the Prima Ionic) was a real advantage. If your hair is fine or already chemically treated, ceramic — like the ghd Platinum+ — keeps temperatures lower and prevents further damage.
Temperature Control for Curly Hair
The right temperature depends on your curl type and hair thickness. Here’s the breakdown I use with my own 3b/3c mix:
Fine or damaged curls: 280°F-340°F
Medium or normal curls: 340°F-380°F
Thick or coarse curls: 380°F-420°F
Very resistant or coily hair: 420°F-465°F (only with heat protectant)
Heat protectant isn’t optional — every stylist I’ve spoken to considers it mandatory for regular flat iron use. Sprays like those from CHI, Kenra, or ColorWow add a barrier that reduces moisture loss and prevents the cuticle from frying at high temperatures.
Plate Width and Size
Wider plates (1.5-2 inches) handle long or thick hair faster because they cover more area per pass. Narrower plates (1 inch or less) give you more precision for shorter hair, bangs, or root touch-ups. The Vanessa Pro’s 2-inch plates are my top pick for long, thick curly hair. The ghd Platinum+’s 1-inch plates are better for layered cuts and shorter bobs.
Ionic Technology and Frizz Control
Ionic flat irons emit negative ions that break down water molecules faster, which means less frizz and faster drying. For curly hair — which is naturally more prone to frizz — ionic technology is a genuine upgrade. The BaBylissPRO Nano Titanium Ionic and Prima Ionic both have built-in ion generators that noticeably reduced my post-style frizz.
Weight and Dual Voltage
If you style for longer than 30 minutes, weight matters. The BaBylissPRO Nano Titanium Ionic (1 pound) felt heavy after an hour, while the Vanessa Pro (14 ounces) was easier on my wrist. For travelers, dual voltage is essential — the Hot Tools Black Gold, Kristin Ess, L’ANGE Le Duo, and ghd Platinum+ all work internationally without a converter.
Frequently Asked Questions
What kind of flat iron is best for curly hair?
A flat iron with adjustable temperature, smooth floating plates, and ionic technology works best for curly hair. Titanium plates are ideal for thick or coarse curls because they heat evenly and push higher maximum temperatures, while ceramic plates suit fine or color-treated hair. Look for a model with at least 5 heat settings and a temperature range from 280°F to 450°F so you can match heat to your specific curl type.
What is the least damaging hair straightener for curly hair?
The least damaging hair straightener for curly hair is one with ionic technology, ceramic or titanium floating plates, and a temperature range that lets you stay at or below 365°F when possible. The ghd Platinum+ locks itself at 365°F with adaptive heat, which minimizes cuticle damage. Pair any iron with a heat protectant spray, work in thin sections, and never exceed two passes per section to keep damage low.
Which flat iron is better for curly hair, titanium or ceramic?
Titanium is better for thick, coarse, or hard-to-straighten curly hair because it heats faster, distributes heat more evenly, and reaches higher maximum temperatures. Ceramic is better for fine, damaged, or color-treated curly hair because it produces gentler, more even heat at lower temperatures. For Type 3b and 3c curls, titanium is the practical choice. For Type 4 coily hair, titanium’s higher heat ceiling (up to 465°F) helps push through dense sections.
What temperature should I use to straighten curly hair?
Match temperature to your curl type: 280°F-340°F for fine or damaged curls, 340°F-380°F for medium or normal curls, 380°F-420°F for thick or coarse curls, and 420°F-465°F only for very resistant or coily hair. Always start lower and increase only if needed. Using more passes at a lower temperature is generally less damaging than fewer passes at maximum heat, especially when paired with a quality heat protectant.
How do I keep my curls healthy when straightening regularly?
Keep curly hair healthy during regular straightening by always using a heat protectant, limiting flat iron use to 1-2 times per week, working in thin sections (no more than 1 inch wide), never exceeding two passes per section, and using the lowest effective temperature. Deep condition weekly, sleep on a silk pillowcase to reduce friction, and give hair a break between heat sessions by wearing protective styles like braids or twist-outs.
Final Verdict
After three months of testing, the BaBylissPRO Nano Titanium Ionic Straightener is my top pick for the best flat irons for curly hair in 2026 — it gave the most consistent one-pass results, kept frizz under control, and has a 5+ year track record with real users. The Vanessa Pro is the budget-friendly runner-up for thick, coarse curls that need wide-plate coverage, and the ghd Platinum+ is worth the splurge for color-treated hair that needs adaptive heat at a safe locked temperature.
Whatever you choose, pair it with a heat protectant, work in thin sections, and start at the lowest effective temperature. Your curls will thank you — and so will your colorist.