Smooth Proof Leave-in Serum

Frizzy hair needs special treatment to control flyaways. Inspired by natures water-resistant camellia, Biolage SMOOTHPROOF Serum for frizzy hair provides humidity control and anti-frizz smoothness even in 97% humidity.**When using the system of SMOOTHPROOF Shampoo, Conditioner and Serum vs. a non-conditioning shampoo. Directions:Apply and warm one pump in hands. Run through damp hair with fingers and blow dry. Use on dry hair to control flyways or before flat ironing. Features & Benefits:-Tames frizz and flyaways while adding shine-Keeps hair smooth and protects against heat styling tools and humidity-Paraben-free formula is also suitable for color-treated hair