Designed for slow-growing, damaged hair, Kerastase Masque Extentioniste deeply nourishes and strengthens hair from root to tip, promoting healthier lengths. This mask is enriched with Gluco Peptide, Wheat Protein Derivative, and Native Plant Cells to restore flexibility, enhance elasticity, and ensure deep hydration for softer, more manageable hair. It repairs the internal structure of the hair fiber, reduces breakage, and seals split ends to encourage long-lasting, healthier lengths. Ideal for mid-lengths to ends, this mask is your go-to for revitalized, strong, and shiny hair.

Key Benefits

• Supports healthy hair growth and strengthens damaged lengths.
• Restores flexibility and elasticity for smoother, more manageable hair.
• Deeply hydrates and nourishes to reduce breakage and seal split ends.
• Promotes softness and revitalization for a vibrant appearance.
• Suitable for damaged, slow-growing hair.

How to Use

Apply a quarter-sized amount of Masque Extentioniste to wet hair, focusing on mid-lengths to ends. Leave on for 5–10 minutes, then rinse thoroughly. For an even application, divide hair into sections and comb through with a wide-tooth comb before rinsing. Use once or twice weekly for best results.