Support long hair goals with Kérastase Resistance Masque Extentioniste. This rich, fortifying mask targets damaged lengths and slow-growing strands with a blend of Creatine, Ceramide, and Maleic Acid. It penetrates deeply to reinforce the fiber, seal the cuticle, and improve elasticity—promoting longer, stronger, more resilient hair from root to tip.
Leaves hair softer, smoother, and easier to detangle with every use.
