Strength Recovery Deep Treatment Pack is a rinse-off hair mask that moisturizes, nourishes, and repairs damaged hair. This mask, infused with vegan squalane, has a rich, creamy texture that leaves hair intensely conditioned with 73% less breakage after just one use*. Its iconic AromaScience™ fragrance from Biolage boosts mood. Cruelty-free and vegan. *System of Strength Recovery Shampoo and Deep Treatment Pack vs. non-conditioning shampoo. Features: -Damaged hair is instantly healthier, revitalized and more manageable -Provides extra moisture, nourishment, and repair -Rich, creamy texture -Suitable for color-treated hair -Certified cruelty-free by the Leaping Bunny program -100% vegan formulas (no animal ingredients) -100% recycled bottles (except the cap) -Paraben free -Sulfate free -Mineral oil free Key Ingredient: -Vegan squalane, ethically sourced from olives, fights damage.