Why it's WOW Unique, sulfate-free formula within our curl enhancing shampoo leaves NO residues for optimum scalp and hair conditions, and bouncier, weightless curls Hooked curly hair shampoo features our proprietary Procapil® blend to help “anchor” strands at the root, preventing excessive shedding or hair loss from styling stressors (braids, weaves, extensions)  Leaves curls’ surface film-free and optimally receptive to leave-in hydrators + moisturizing stylers