[ PATENT PENDING BOND REPAIR HAIR MASK ]: A new Patent Pending combination of Maleic Acid, Transglutaminase and Amino Acids in potent concentration of 5% that repairs weak and damaged hair bonds. Hair damaged can be caused by heat styling, coloring, & treatment like straightening and even UV exposure followed with mechanical stress [ STRENGTHENS HAIR & REDUCES BREAKAGE ]: A nourishing hair mask that protects and repairs damaged hair bonds. An ingredient rich formulation that is scientifically proven to strengthen the hair, reduce hair breakage and leave hair well nourished, healthy and stronger then before [ PROVIDES NOURISHMENT ]: Formulated with Hydrolyzed Wheat Protein, Ceramide, Vitamin E, and Vitamin B5 that nourishes and provides strong and healthy hair [ CLEAN & TRANSPARENT BEAUTY ]: This serum is (i) Fragrance-free (ii) Silicones-free (iii) Sulfates-free (iv) Parabens-free (v) Essential Oils-free and (vi) Dyes-free. Also, it is non-comedogenic, oil-free Formulated at pH 5 - 6 with key ingredients sourced from leading suppliers - Maleic Acid (Merck, Germany) [ FOR ALL HAIR TYPES ]: After shampooing apply a generous amount of the mask to damp hair. Leave it on for up to five minutes. Rinse thoroughly. When to use: Every time you shampoo your hair