ake back control of unruly, coarse hair with the Schwarzkopf Professional BC Bonacure Smooth Perfect Shampoo. The Smooth Perfect Shampoo will help to tame unruly, frizzy hair, providing 24 hour smoothing performance and visibly more shine. Formulated with an amino compound, the shampoo will deeply nourish and provide long-lasting control, leaving hair glossy and smooth after every wash. A must-have for unmanageable hair types, the innovative formula will also protect hair from styling heat as well as humidity, prolonging your hairs healthy shine. Apply to wet hair. Massage gently and leave for 1-2. Rinse thoroughly.