EWG Green Grade! What is EWG Grade? Non Profit Organization in United States Environmental Working Group Grade based on the degree of hazard of raw materials or products. Nourishing and moisturizing skin Ampoule Mask Black Edition - High Concentration Ampoule Including propolis extract, Natural extracted moisturizing ingredients quickly absorbs into the skin - Moisturizing & Elasticity Portulaca oleracea extract creates the moisturizing film on skin and gives the elasticity - Bella Soft Sheet Triple bamboo material layered embossed structure Bella Soft fabric gives high adhesion and softness