The best-selling product of BIODANCE, with sales surpassing one mask pack sold every 0.5 seconds, is the collagen mask pack of interest. This product is called an essence that is pressed with many good ingredients, which feels very different from other packs, and a hydrogel pack that reinforces it as it is, and chosen by YouTuber Hanu. This product is a BIODANCE Bio-Collagen Real Deep Mask that can absorb every drop of the last ampoule in the mask pack directly into the skin. BIODANCE Bio-Collagen Real Deep Mask is a product that becomes more transparent as the skin absorbs effective ingredients through a hydrogel mask pack, it is not a sheet mask with ampoules applied. A product that has completed a human application test for moisturizing, pore and elasticity improvement immediately after one use. After using it once, the cheek area moisturized by 126%, and when tested on humans, it showed improvement in the volume, area, and depth of the pores immediately after use, improving pore volume by 19.40%, pore area by 19.65%, and pore number by 16.09%, showing immediate improvement in skin elasticity by 34%. ALL EWG green grade, certified by official institutions, 19 controversial ingredients without additives, 20 harmful ingredients without additives, 25 allergenic ingredients without additives designated by the MFDS, and tested for skin sensitization. Collagen and hyaluronic acid compounds deeply penetrate the skin, so even after removal, you can experience fresh skin without any remaining essence. With 50,000PPM of hyaluronic acid, it provides a higher moisturizing effect, skin penetration, and maximizes moisture. Contains low molecular collagen 50,000PPM to increase skin penetration and absorption.