Resistance Masque Extentioniste by Kerastase for Women - 16.9 oz Masque

Kerastase's Resistance Masque Extentioniste is a strengthening hair mask designed to promote stronger, healthier hair with enhanced length and vitality. Enriched with Creatine R™ technology and Maleic Acid, it fortifies and nourishes the hair fiber from within, reducing breakage and split ends.