A perfect complexion all day, all night, all hours. A breathable formula renewed for 24 hours* of high coverage and lightness. All Hours is a real ultra-sensorial experience. It gives a perfect coverage and an imperfections without imperfections. The new formula, enriched with hyaluronic acid, gives a sensation of hydration throughout the day, and brings benefits to the skin day after day even after having crossed off. The skin appears softer, smoothed, hydrated, after only 2 weeks*. For this new All Hours, YSL has developed its first Skin-Fusing ™ technology which imitates the composition of the skin to merge with it optimally. It's three times Proof: Transfer Proof, Water Proof, and Sport Proof. The complexion remains perfect and fresh ensuring your make-up a natural and matte bright effect. *Consumer tests on 111 women.