Tired of those days of total frizz? Use Biolage Deep Treatment Pack SmoothProof, the deep conditioning mask with camellia and castor oil, for immediate hair that is 8x smoother, 88% more hydrated and twice as strong. A vegan formula, more than 85% biodegradable and with emollients derived from plants. After 4 uses you will get a deep transformation, frizz control, more manageable hair with a healthier look and feel. *Using SmoothProof Shampoo System and SmoothProof Deep Treatment Pack