Westman Atelier Skin Activator Refill Size 20ml | Developed in partnership with korea's leading skin scientist, Westman Atelier's skin activator refill features the all-in-1 serum that works to restore, correct and protect. Infused with a multitude of skin-correcting and nourishing ingredients, including deeply hydrating hyaluronic acid, this serum is powered by a multi-lamellar delivery system to deposit the actives to target areas, without disrupting skin.