Biodance Bio Collagen Real Deep Mask Sheet 4PThis product contains low molecular collagen and low molecular hyaluronic acid, which penetrate deeply and quickly into the skin. Contains 50,000ppm of low molecular weight hyaluronic acid, and has a higher moisturizing effect, and maximizes skin penetration and moisturizing effects. Contains 50,000 ppm of low molecular weight collagen, and the fish collagen maximizes penetration and absorption.