Gross weight : 55 g. Intensive mask for hair restoration, including hair that has undergone chemical treatment. The formula with Bond Restore complex contains small molecules that penetrate deeply into the hair structure, restoring damaged bonds. Thanks to active ingredients such as hydrolyzed collagen and keratin , it penetrates deeply into the hair structure, restoring and strengthening damaged bonds inside the hair. Shea butter intensely nourishes and moisturizes hair, preventing brittleness and dryness. The mask protects hair from the negative effects of repeated chemical procedures, providing strength, softness, smoothness and natural radiance. Ingredients: Cyclopentasiloxane, Behentrimonium Chloride, Dicetyldimonium Chloride Arodimethicone, Steartrimonium Chloride, Dimethicone, Butyrospermum Parki(Shea) Butter, Hydrolyzed Collagen, Hydrolyzed Keratin PG-Propyl Methylsilanediol, Tocopheryl Acetate, Hydroryprop/ammonlum Gluconate, Polyquatemlum-7 . Directions for use: evenly apply to freshly washed hair, paying special attention to mid-lengths and ends. Leave for 3-5 minutes, then rinse thoroughly with water.