L’Oréal Professionnel Serie Expert Liss Unlimited, 500 ml, Hair Masks for Women, The L’Oréal Professionnel Serie Expert Liss Unlimited hair mask is an essential step in your hair care ritual. Give it a moment to regenerate and it will repay you with vitality and beauty. Characteristics: makes it easy to comb through and prevents damage hair is soft to the touch takes care of the lengths of weakened hair moisturises intensely How to use: Wash with shampoo, then apply to damp hair. Leave to act as instructed on the packaging, then rinse thoroughly.