We love that, thanks to the thick elastic band around the attachable end, the DevaFuser can fit onto lots of hair dryers by other brands as well as the DevaDryer. Although it's always come in the box, the diffuser has been re-engineered since the Supersonic first launched for more even drying. The base of the diffuser is covered with small holes to really evenly distribute the air for gentler drying, and it clips onto the dryer securely so that there's very little chance of it coming off while you diffuse. The cup itself is nice and wide and more than an inch or so deep, lending itself well to those with very long hairstyles and/or lots of curls, and it dries nicely. With its diffuser, the Dyson Supersonic is many hairdressers' go-to for drying curly hair, including Jonny Eagland, senior stylist at John Frieda Salons, whose advice would be to go for it if your budget allows.

10 best diffusers for curly hair, tested by a beauty editor

Wether you follow the curly girl method or just have curly hair, it’s worth getting a good diffuser. I can see the difference the Bellissima Diffon has done to the definition of my curls, not only are they more defined but I also have more volume. It also features adjustable airflow, meaning you can adapt the amount of air that comes through the dryer to suit your styling needs and preference. Most people know about the best ghd straighteners, but the brand’s hair dryers and attachments are also loved by industry experts all over the world.

The best thing to look for is how the diffuser works on your texture - use reviews to understand the results in that person’s hair [compared to yours]," says Nià Pettitt, founder of The Curl Bar London.

9 Best Diffusers for Curly and Coily Hair 2022 - Stylist

Because the air is distributed more evenly, it dries the hair more gently and therefore helps to preserve your curl pattern.Bellissima Ceramic Diffon is the hot air diffuser that combines a diffuser and a hairdryer in one single appliance, with an anti-frizz and anti-dryness effect. During her career she's interviewed some seriously famous faces, from Little Mix to Drag Race royalty The Vivienne, as well as chatting to the industry's leading hairdressers, dermatologists and make-up artists.

Ceramic P5 3800 Professional Hair Dryer Bellissima MY Pro Ceramic P5 3800 Professional Hair Dryer

Curls are soft, defined and protected, thanks to the action of the negative and positive ions, which help to maintain the natural hydration of hair whilst reducing frizz. Secondly, the inside also features flexible padding that adjusts around your dryer of choice, ensuring a really secure fit that helps to stop it from sliding off mid-dry. This is so much better than holding a hairdryer and huge diffuser for ages, especially if you have a lot of hair. The downsides are that you can't adjust the heat and speed separately, there's just one switch, and there's no cool shot function. So if you’ve not been able to find one from your current hair dryer’s brand, this sturdy and premium-feeling attachment could be the winning ticket.OK, we’ve convinced you that your dryer needs a diffuser to bring out the best in your curl pattern. At the risk of stating the obvious, the diffuser will either need to be compatible with your current hair dryer or work with your new model, if you’re replacing your current tool. We found that the prongs, although flexible, are a little thin, which could be an issue for those with denser hair. Using a diffuser has its benefits: not only will your hair dry quicker but you can also create a lot more volume. This is mainly for two design reasons: firstly, the end of the XXL Diffuser is really big, which allows it to fit right over the nozzles of most hair dryers.