Biolage | Deep Treatment Fiberstrong Mask

Discover Biolage Advanced Deep Treatment FiberStrong Multi Use Hair Mask for instant gratification and total hair transformation.
Formulated with Bamboo Extract, which is known for its resilience, the FiberStrong Deep Treatment Hair Mask repairs the natural sheen of mechanically damaged, fragile, over-processed hair*. This powerful pack also fills gaps in the cuticle and enhances fiber integrity. Instantly, hair is stronger with up to 70% less breakage**

**vs. non-conditioning shampoo with the system of Shampoo and Mask