The type of blow dryer you have doesn’t really matter, Ouidad says. As long as you can put it on a low heat and air setting. What does matter, though, is finding a decent diffuser to attach to it. Check out these highly rated ones:

Vidal Sassoon VS624 Universal Finger Diffuser Attachment, $6.52

TotalBeauty.com average reader rating: 8.8*

T3 Bespoke Diffuser II, $24.95

TotalBeauty.com average reader rating: 7.6*

Helen of Troy Euro Style Finger Diffuser (Model 1522), $13.50

TotalBeauty.com average reader rating: 10*

Sedu Xti Diffuser, $24.95

TotalBeauty.com average reader rating: 9.5*

*At time of publication