Price is for 1 piece. Styrofoam sharp edge cake mat styrofoam dimensions Diameter: 30 cm height: 3 cm. It is used in making model cakes that will create visual elegance at weddings, engagements or various celebrations. You can also use it in different presentations if desired. Usage:- Sugar paste is coated on styrofoam. If you wish, you can apply patterns on the dough to make it stylish. Then, flowers, leaves, roses etc. will be applied on the model. You can complete your model cake by placing the products.