Combat signs of aging with this collagen-infused pore-tightening mask. It’s packed with 10,000ppm of vegan PDRN, low-molecular collagen and 13 types of peptides to restore a weakened skin barrier back to health and boost collagen production. To use, apply the skin-fitting hydrogel mask and leave on until the two-part mask turns clear after an hour, and then remove. Mask set contains four masks.