That's why it's important to give your hair a treatment after washing to reseal the cuticle.
Joico K-PAK Hydrator, 50 ml, Hair Conditioners for Women, During hair washing, shampoo opens the external hair structure - the cuticle. Characteristics: provides the necessary hydration repairs both mechanical and chemical damage seals the hair’s surface, making it more resilient How to use: Apply after first washing with shampoo. In addition to closing the hair fibre, it ensures its nourishment, hydration and softness, without which beautiful, shiny and healthy hair cannot do without. Leave to act for a while, then rinse thoroughly.