Discover our new Keratin Sleek MASK, smoothing the hair fiber from root to tips, controls frizz and boosts shine. Hair is 10X smoother!For frizzy & dry hair, get a long-lasting sleek with our new Keratin Sleek MASK. Powered by [13%] Keratin Smoothing Complex and Argan oil, this formula intensely smooths hair fiber from root to tips, controls frizz and boosts shine. Hair is 10X smoother! Follow the 4-steps KERATIN SLEEK SYSTEM and apply our [N°4] SERUM for 10 days of sleek of & shine hair, up to 5 washes: [N°1] SHAMPOO: Gently cleanses hair & scalp. [N°2] CONDITIONER: Detangles & softens. [N°3] MASK: Intensely smooths hair fiber from root to tips, controls frizz & boosts shine. [N°4] HEAT-ACTIVATED SERUM: Patented technology [ALPHA-SILANE] provides long-lasting sleek & shine, semi-permanent results up to 5 washes. Coats hair fiber with a waterproof & heat-protecting film for frizz-free, long-lasting sleek & high shine. Garnier commits to greener beauty: Vegan Formula, Cruelty-Free International approved, made in a factory that has reached 100% Renewable Energy.For frizzy, dry hair, get the perfect and long-lasting sleek with our new Keratin Sleek MASK, smoothing the hair fiber from root to tips, controls frizz and boosts shine. Hair is 10X smoother!