Biolage Smooth Proof Shampoo cleanses, controls frizz & protects hair against humidity for smoothly polished hair.

Biolage Smooth Proof Shampoo is the solution to frizzy, damaged, unmanageable hair that can be difficult to control and style. Inspired by nature’s water-resistant camellia, Biolage Smooth Proof Shampoo for wavy, curly, or frizzy hair provides humidity control and anti-frizz smoothness even in 97% humidity, giving you perfectly smooth hair for up to 72 hours.