You can't control the weather, but with Biolage Smoothproof Conditioner you can control your hair. This anti-frizz conditioner is the salon hair treatment solution for managing wavy, curly and frizzy hair in humid weather. Reflecting elements of nature?s water-resistant camellia, this deep conditioner provides humidity control and anti-frizz smoothness even in 97% humidity, giving her perfectly smooth hair for up to 72 hours.* Detangles and defrizzes hair while providing static controlDefends against humidity to keep your hair manageable and smoothParaben-free formula is suitable for color-treated and natural hair Let go of frizz and unwanted volume with state-of-the-art formulas inspired by nature that mimic the water-resistant properties of the camellia flower. Formulas work to encapsulate hair and align the cuticle to help lock out moisture for control and smoothness even in 97% humidity.