Compare SmoothProof Serum

Biolage SmoothProof Serum is for frizzy hair, providing humidity control. anti-frizz smoothness and shine. This serum is designed to hydrate and heal even the most brittle and frizzy strands, for sleek, shiny, healthy hair. Infused with nature's water-resistant Camellia, this advanced hair oil provides anti-frizz smoothness even in 97% humidity, giving you perfectly smooth hair for up to 72 hours!