Revive dry, visibly damaged skin with this biocellulose mask saturated with vitamin C and combined with lactic acid for increased absorption and enhanced performance. Biodegradable, gellike coconut fibers hug skin contours to help lock in hydration, boost radiance, and reduce redness. This mask has been specifically formulated to be used with LED light for synergistic results. | Dr Dennis Gross Skincare Vitamin C Lactic Biocellulose Brightening Treatment Mask - 4 Applications, 0. 35 oz | Dermstore