Infuse the Biolage Hair Spa into your weekly self-care routine with this Strength Recovery Deep Treatment Mask. What does it do? Formulated to instantly nourish and protect, this intensely conditioning mask fortifies strands while reducing breakage. Key Ingredients Infused and micro-dosed with a strengthening concentrate of olive squalane and proteins that's been carefully calibrated down to the microgram, it provides the perfect levels of conditioning and protection for hair that's stronger, smoother and more nourished. Key Benefits - Deeply nourishes and conditions hair for immediate softness - Strengthens strands to help reduce breakage and damage - Improves hair resilience for healthier-looking results over time - Infused with olive squalane and proteins for targeted repair and protection - Leaves hair smoother, stronger, and more manageable