Kenra Professional Fast Dry Hairspray 8, 8oz Fast-Dry Hairspray is a multi-function hairspray that provides thermal defense up to 450ºF with a flexible hold lasting up to 24 hours. Ideal for both styling and finishing, this fast-drying, humidity resistant hairspray delivers lightweight instant control. Reapply and layer to build hold throughout the day. provides thermal defense flexible hold ideal for both styling and finishing fast-drying anti-humidity