Stock up and save with Redken Extreme Strength Builder Plus Mask double pack. Deeply conditioning hair from the inside out, Redken Extreme Strength Builder Plus Mask is the ultimate strengthening mask for glossy and nourished locks. Redken’s innovative Interbond Conditioning System provides a unique 3D Repair Complex of proteins to reinforce hair's strength and protect from further damage. This luxurious, rich mask help decrease breakage by 28% which promotes hair growth and results healthy and protected hair with added shine. Ingredients Aqua / Water / Eau, Behentrimonium Chloride, Stearyl Alcohol, Cetyl Alcohol, Glycerin, Elaeis Guineensis Oil / Palm Oil, Isopropyl Alcohol, Parfum / Fragrance, Stearamidopropyl Dimethylamine, Octyldodecanol, Methylparaben, Citric Acid, Hydroxyethylcellulose, Hydrolyzed Vegetable Protein Pg-Propyl Silanetriol, Arginine, Hydrolyzed Soy Protein, 2-Oleamido-1,3-Octadecanediol, Chlorhexidine Dihydrochloride, Behentrimonium Methosulfate, Quaternium-33, Phenoxyethanol, Benzyl Benzoate, Limonene, Benzyl Alcohol, Linalool, Potassium Sorbate, Ci 42090 / Blue 1, Ci 17200 / Red 33