Prove yourself smooth with Biolage SmoothProof Deep Treatment Mask for Frizzy Hair Biolage SmoothProof Deep Treatment Pack for Frizzy Hair is a nourishing hair mask designed to make difficult, frizzy hair more manageable and smooth for up to 72 hours. SmoothProof Deep Treatment Pack is a hair mask for those looking to control their frizzy, unmanageable hair. Experience instant gratification and a deep hair transformation. Light, easy to squeeze packaging filled with indulgent and sensorial textures. 100% vegan formulas made concentrated with plant-based emollients including camellia and castor oil to leave hair more controlled, smoothed and frizz-free.Frizzy and unmanageable hair can be difficult to control and style, especially when humidity comes into the equation. Inspired by natures water-resistant camellia known for sealing in moisture, SmoothProof Deep Treatment Pack humidity provides anti-frizz smoothness to get your hair ready for the day.Get ready for extra smoothness and more manageable hairThe benefits of Biolage SmoothProof Deep Treatment Pack for Frizzy Hair are:- Manages appearance of frizz, split ends and fly-aways for an overall smooth finish- The SmoothProof Deep Treatment Pack for Frizzy Hair is a hair mask suitable for vegans- Light, easy to squeeze packaging - The SmoothProof Deep Treatment Pack for Frizzy Hair is a hair mask that features camellia extract How to us Biolage SmoothProof Deep Treatment Pack for Frizzy HairUse the Deep Treatment mask weekly as a system for managing frizzy hair. Use after the SmoothProof Shampoo. After shampoo, apply to wet hair and leave for 3-5 minutes then rinse and style as usual. In case of contact with eyes, rinse immediately.