For hold-addicts who want styles bolder than ever. LOCK IT Hairspray’s Double-Hold formula gives your style up to 48H* endurance. L' Oréal Paris Studio Pro Lock It Ultra Strong Fixing Hairspray gives you unlimited styling possibilities, for any occasion. Who do you want to be today? Try a new look every day; go from Poker Straight on Monday, to Hippie on Wednesday then to Backcomb Bombshell on Friday. With Studio Pro & the exclusive Double-Hold formula, change up your styling routine! * Instrumental test vs. reference shampoo.