Culpitt Cake Boards Packs Size: 25 Shapes: Round, Square and Oblong Our 3mm thick cake cards are ideal for sponge celebration cakes and for using between the individual layers in a stacked cake. It has a silver coloured, embossed foil finish on the top and white paper on the reverse. This Cake Card is a the ideal option for anyone looking for a good quality Cake Card which is great value for money. Great for wedding cakes and birthday cakes. Useful tip - Use a small amount of buttercream or jam to stick your cake down to the board and stop it from moving.