100 mL (3.38 fl. oz.) Mend up to 100% of split ends while you sleep Our leave-in overnight hair repair helps restore damaged hair and prevent future breakage. Revitalize dull, dry hair. Protect from environmental stress. Enerjuve™ Complex helps protect color and hydrates and repairs the cuticle to revive damaged, distressed hair to its natural healthy-looking beauty. Strengthens hair by up to nine times.* * When used as a system of Color Repair Shampoo, Conditioner, Revitalizing Mask and Dual Defend Spray.