Add bounce & body to your hair with OUAI Volume Shampoo, a body-building formula developed by celebrity hair stylist, Jen Atkin to cleanse & lift every str&. Expertly washing away dirt & impurities, the hair cleanser banishes grime whilst delivering a unique, Smart Technology complex to replenish moisture & add enviable bounce & fullness. Its blend of Tamarind Seed extract & Smart Keratin help to build volume whilst intensely hydrating & protecting colour integrity. Hair looks healthier, glossier & volumised. Free from parabens & sulphates. No animal testing.