How to Choose a Hair Styling Tool: Curlers, Straighteners and Blow-Dry Brushes
Quick answer
Match the tool to the result you want: a curling wand for waves and curls, a flat iron for straightening and soft bends, a blow-dry brush for volume while drying, and a multi-styler if you want more than one look from a single device. Then check three specifications: adjustable heat settings, plate or barrel material, and barrel diameter.
Comparing the four tool types
| Tool | Best for | Typical use |
|---|---|---|
| Curling wand or iron | Waves, ringlets, loose curls | Dry hair, section by section |
| Flat iron / straightener | Straight styles, soft bends | Dry hair, thin sections |
| Blow-dry brush | Volume and smoothing while drying | Damp, towel-dried hair |
| Multi-styler | Several looks from one device | Varies by attachment |
The three specifications that matter
Adjustable heat settings
A single fixed temperature is the main limitation of cheaper tools. Fine or light-coloured hair generally styles at lower temperatures, while coarse or thick hair usually needs more heat. A tool with a range lets you use the lowest setting that achieves the look, which is the simplest way to reduce unnecessary heat exposure.
Plate and barrel material
- Ceramic — heats evenly and is the most common choice for general use.
- Tourmaline coating — often used alongside ceramic for a smoother glide.
- Titanium — heats quickly and holds temperature well, generally favoured for thick or coarse hair.
Barrel diameter
Barrel size determines curl shape more than technique does. As a rough guide, a 32 mm barrel gives loose waves, 25 mm gives a defined curl, and 19 mm or smaller gives tight ringlets. If you want one wand to cover most looks, 25 mm is the most flexible starting point.
Using heat tools sensibly
- Start at the lowest temperature that gives you the result, and only increase if needed.
- Always work on fully dry hair with irons and wands. Blow-dry brushes are the exception and are designed for damp hair.
- Use a heat protectant product before styling.
- Work in sections rather than passing repeatedly over the same piece.
- Let the tool cool fully before storing it, and keep the cord loose rather than tightly wound.
These are general styling practices. For advice about your own hair or scalp, speak to a hairdresser or a qualified professional.
Matching the tool to your hair
Fine or thin hair tends to hold a style at lower temperatures, so a tool with a low end to its range is useful. A blow-dry brush is often the easiest way to add body.
Thick or coarse hair generally needs a tool that recovers heat quickly between sections, which is where titanium plates and higher wattage help.
Wavy hair is the most flexible — a flat iron can straighten it or create a soft bend, and a mid-size wand will build on the existing texture.
Frequently asked questions
Q: What temperature should I use?
Use the lowest setting that gives the result you want. Fine and light hair typically styles at the lower end of a tool's range; thick and coarse hair usually needs more. Start low and increase only if the style is not holding.
Q: Can I use a straightener on damp hair?
No. Flat irons and curling wands are designed for dry hair. Blow-dry brushes are the exception — they are intended for damp, towel-dried hair.
Q: What barrel size should I buy for loose waves?
A barrel of around 32 mm produces loose waves. 25 mm gives a more defined curl and is the most versatile single size, while 19 mm and smaller produce tight ringlets.
Q: Do these tools work on hair extensions or wigs?
It depends entirely on the fibre. Human hair extensions can usually be heat-styled; most synthetic fibres cannot and may be damaged. Check the guidance from the extension or wig manufacturer.
Q: What voltage do the tools use?
Voltage and plug type are listed in the specifications tab on each product page. Please check that tab before ordering if you are outside the United States.
Q: How long does delivery take?
Orders are processed in 1–3 business days. Estimated delivery is 5–10 business days to the United States, United Kingdom and EU, and 7–20 business days to other zones depending on destination — see our Shipping Policy for the full table.
New customer offer
If you have not ordered from Splashis before, use code FIRST15 at checkout to take 15% off your first order. The discount applies to your item subtotal, has no minimum spend, and can be used once per customer. Shipping and taxes are calculated separately.
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About Splashis
Splashis is an online women's fashion and lifestyle retailer operated by Splashis LLC, a Wyoming limited liability company shipping to customers across the United States. The store carries women's clothing, jewelry, accessories, beauty tools and home essentials. You can reach the team through our contact page.
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