These Scar Sheets is made from the finest medical-grade silicone - Reusable, washable.and combines the of silicone gel sheets utilized in scar therapy with the advantages of self-adhesiveness and durability. suitable for hypertrophic scar, acne scar, keloid scar, sunken scar and other scars caused by surgery, burns, scald, dermatitis, cosmetics, erosion of skin due to infection or chemicals, frost and dryness.