This leave-in treatment strengthens weak, damaged hair by sealing the cuticle with a protective barrier. Free from sulphate and harmful ingredients, Bamboo Marrow is used to strengthen and repair the hair fibre, and Linseed Extract adds shine. Hair will be left hydrated, stronger, healthier and more manageable. Directions For Use Shampoo hair with Semi Di Lino Reparative Shampoo. Apply fluid to your palms, work through hair. Do not rinse out. Style as usual.