Deeply drive the strengthening, time-reversing benefits of Collagen into skin with the Master Lab Sheet Mask from South Korean skincare and cosmetics label, TONYMOLY. Part of the brand’s Master Lab Collection of customized masks formulated to target specific skin conditions, the Collagen edition supports skin structure and elasticity with firming protein for a youthfully-smooth appearance.Saturated with concentrated serum, the Master Lab features a set of two ultra-thin, skin-fitting natural cellulose sheets with ’nude seal’ technology that comfortably clings to all facial contours for even and consistent absorption of active ingredients.