There are many different sizes available, including 8 and 9 inch squares, and you can create intricate tiered cakes of any height using this pan. Adding the number of servings per size tier is an option when serving a cake in multiple tiers. The most popular cakes for the birthday celebration are black forest cake, chocolate tuffle cream cake, pineapple cake, creamy vanilla fruit cake, kit kat cake, blueberry glaze cake, heavenly caramel cream cake, classic almond cake, fresh vanilla cake, and mango cake.