Restore weakened hair with Wella Sp Luxeoil Keratin Boost Essence Leave-In Treatment 100ml. Luxurious yet lightweight, it infuses deep into your hair to instantly align hair fibers and strengthens the keratin, building resistance in damaged and brittle hair.Luxurious leave-in keratin treatments formula, with Oils and selected amino acids, boost hair structure from within.Infuses into the hair to reconstruct and strengthen the keratin.Instantly aligns hair fibers. Builds resistance for weak hair.Formulated with nourishing jojoba, almond, and argan oils, as well as amino acids, the treatment ensures your hair stays smooth, soft, and supple, whilst preventing moisture loss and offering protection from environmental aggressors. A wonderful multi-tasker, this fabulous product will leave your hair exuding luster and vitality.Directions: Spray 6-8 pumps on wet hair. Leave in and dry as usual.