Make fun mini sweet treats while learning decorating skills with this 12-Pc. Mini Treat Decorating Set.Use round tip 5 and 12 to pipe two sizes of dots, beads, swirls and lines; tip 12 is great for piping an iced swirl to top mini cupcakes.Use star tips 16 and 32 to make stars, shells, zigzags and rosettes; tip 32 is perfect for adding a fancy piped swirl to ice a mini cupcake. Just drop tip in disposable decorating bag and trim bag end — no coupler needed