Biolage Essentials HydraSource, 100 ml, Hair Masks for Women, The Biolage Essentials HydraSource 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:regenerates the hair along its entire lengthhair is soft to the touchmakes it easy to comb through and prevents damagegoes deep into the hair fibremakes hair smell beautifulHow to use:Wash with shampoo, then apply to damp hair. Leave to act as instructed on the packaging, then rinse thoroughly.