1M open star tip makes a stunning swirl, beautiful rosettes or stars. 4B open star tip creates a starburst design, great for detailed pulled stars. 2A round tip pipes large smooth coils of icing and jumbo pulled dots or beads. 2D drop flower tip is perfect for flowers and swirled designs. Set includes instruction booklet to make it easy for you to make amazing treats. Decorate cupcakes, cookies and treats using 4 decorating tips and 8 disposable decorating bags in the 12-Pc. Set includes instruction booklet to make it easy for you to make amazing treats.