Fragile hair may be prone to breakage and unmanageability. Biolage FiberStrong Shampoo was formulated to target these needs with the power of Intra-CylaneTM plus bamboo and ceramide for repairing damaged, fragile hair. When used with the FiberStrong Conditioner and Intra-CylaneTM Fortifying Cream, your hair is stronger and more conditioned. Strengthen weak, fragile hair. 12X stronger after one application*.*When using the system of FiberStrong Shampoo, Conditioner and Intra-CylaneTM Fortifying Cream vs. a non-conditioning shampoo.- Paraben free shampoo cleanses hair, leaving it healthy looking and resistant to damage. - Fragile areas of the hair are fortified with Intra-Cylane and Ceramides. - Elasticity is maintained and shine restored.