Round 4" Cake Dummies - Set Of 4, Each 4" High by 10", 12", 14", 16" Round Go to amazon.com Related posts 10 best dummy cake 16 inch FeatureHigh quality 1 pound density polystyrene bead foam.Reusable. DescriptionRound Cake Dummies - Set Of 4, Each 4" High by 10", 12", 14", 16" Round