PME Mini Butterfly Plunger Cutter, Set of 3 PME's Plunger Cutters let you add a personal touch to you cakes and treats. Plunger Cutters can be used on fondant, buttercream icing, gum paste and modeling chocolate. Simply press the plunger cutter into your fondant, buttercream icing, gum paste or modeling chocolate. If you desire, you can enhance design using icing, piping gel, melted chocolate, sprinkles or paint by using food pens or food paints.