PERFECTLY SIZED FOR TALL CAKES: Our 12" Square White Cake Boxes are specifically designed with a generous 12 inch tall cake box depth, providing ample room for multi-layered and decorative cakes without crushing delicate frosting. This cake transport box is ideal for ensuring your creations arrive at their destination in pristine condition. The boxes are 12 inches deep, and 12 inches wide. Can be reused time and time again for multiple cake projects Long-lasting and stays clean after repeated uses The 12" cube box comes with a reversible insert to keep your cake in place and prevent it from touching the sides of the box. The box is last-longing and stays clean with thanks to the insert. Inserts can occasionally get messy but these are cost-effective enough to replace and we sell these individually as replacements for added convenience.