Key Features and ComponentsThe Press/Gun: Features an ergonomic plunger-style handle designed to be easy on the hands during use.Interchangeable Discs: The set usually includes 10 plastic discs with various patterns (such as flowers, wreaths, or stars) to create consistently shaped cookies and biscuits.Icing Nozzles: It also comes with 8 different decorating tips (nozzles) used for piping icing or cream onto cakes, cupcakes, and pastries.Design: A transparent barrel allows you to see the amount of dough or icing remaining inside the chamber