Biolage SmoothProof Conditioner is the perfect conditioner for beating the humidity and removing unwanted frizz from hair. Formulated with nature’s water-resistant camellia, this smoothing conditioner makes frizzy and damaged hair more manageable and easier to style while gently detangling. This Biolage conditioner encapsulates hair in a protective shield and tames even the most stubborn hair. Paraben-free formula and suitable for color-treated hair, the results speak for themselves as the conditioner smoothes hair in 97% humidity for up to 72 hours.