These moisturizing hydrogel patches stick to the skin exactly where you place them. With a hydrogel base made from vegetarian agar and serum ingredients, they are remarkably nourishing. After use, you can dissolve them in warm water and use the serum to treat your elbows and heels. Contains flash-frozen placenta and umbilical cord extract from thoroughbred horses raised in Hokkaido. Also contains hyaluronic acid, collagen, plant extracts, ceramide, pearl extract, and more.