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Matrix Biolage Advanced Fiberstrong Deep Treatment Pack Multi Use Hair Mask

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Discover Biolage Advanced Fiberstrong Deep Treatment Multi Use Hair Mask for instant gratification and total hair transformation. Formulated with Bamboo Extract, it repairs the natural sheen of mechanically damaged, fragile, over-processed hair.* Instantly, hair is stronger with up to 70% less breakage.**

Formulated with bamboo extract, known for its resilience, the Fiberstrong mask fills gaps in the cuticle and enhances fiber integrity. Small but mighty, each pack contains at least four applications.

Easy to squeeze, these packs are 77% lighter than a container of the same size and perfectly sealed for a fresh application each time.

*when used as a system with Biolage Fiberstrong shampoo
**vs. non-conditioning shampoo with the system of Shampoo and Mask

How to Use:

Apply to wet hair and leave in 3-5 minutes. Rinse thoroughly. For extreme damage, place under heat for 3-15 minutes. Recommended for mechanically-damaged, fragile, over-processed hair.