Includes four decorating tips, a fill tip and two couplers and can be used with most standard tips BUILD TO LAST: Food grade metal and plastic. Our piping tips are Sturdy craftsmanship to never lose shape or break. Made with one piece forming technology, making them last for a lifetime. The decorating set is an ideal tool set to make piping, flowers, borders, and other frosted accents on cakes, cookies and cupcakes on your own. CAKE DECORATING KIT: Closed Star, Open Star, French, Round, Plain, Leaf, Petal, etc.