Revitalize your lovely locks with Biosilk Silk Therapy available in a 2.26 fl oz bottle. It is a leave-in replenishing and reconstructing treatment that s ideal for all hair types. This product fills any voids in the cuticle layer and helps to prevent split ends. With regular use it leaves tresses healthy and manageable. It repairs hair damaged from years of coloring styling and treatments leaving it soft and shiny. This Biosilk hair treatment contains silk the strongest fiber in the world. This treatment is most effective when used with other products in the line.