Complexion perfection you can rely on all day, all night, ALL HOURS. An upgraded breathable formula providing 24h(1) full coverage and weightless feel. Experience an ultra-sensorial skin on skin sensation with a seamless cover action, as if you had a flawless naked skin. The new formula is infused with Hyaluronic acid. It provides all day hydration feel and day after day skin caring benefits, even after removal. Proven: skin feels softer, smoother, hydrated, after only 2 weeks(1). For ALL HOURS renovation, YSL developed our first Skin-Fusing™ technology to mimic the composition of the skin for a total fusion. To achieve a triple proof: Transfer proof, Waterproof, and Sport proof. The complexion remains flawless and fresh, for a 24h(1) natural luminous matte makeup result. (1)Consumer test with 111 women.