The Wahl Professional Hairdryer diffuser fits onto Wahl hairdryers to give you a fantastic hair drying diffuser that is used to give brilliant body to flat hair AND to define curls! With over 60 air apertures the diffuser provides a gentle drying effect that leaves styles intact and the diffuser also gives a soft but rapid dry to aid the styling of your hair. The griptite fitting holds the diffuser firmly on the hairdryer barrel/nozzle for easy use.