Pretty Pasties are intended for 1 time use. Package contains 2 pairs - 1 pair of heart shaped pasties and 1 pair of flower shaped pasties. Self adhesive. Made with polyester material. Phtalate free. Clear packaging allows customer to view product selection front and back. Instructions for use: clean skin with soap and warm water. Dry area completely. Peel off backing. Apply pastie carefully and smooth down. To remove, gently and slowly peel pasties off of skin. Do not pull or rip off quickly.