TRESemmé Collagen + Fullness, 400 ml, Hair Conditioners for Women, The TRESemmé Collagen + Fullness conditioner makes your hair easy to detangle and nourishes it, something all healthy, beautiful hair needs. Characteristics: seals the hair’s surface, making it more resilient gives hair elasticity and volume improves the structure of the hair How to use: Apply after first washing with shampoo. Leave to act for a while, then rinse thoroughly.