Amazon: 3 tier cake box
12 pk Tall Cake boxes for tier cakes with handle in 3 sizes, 12 x12 x 14, 14 x 14 x 16, 16 x 16 x 18, bakery boxes Disposable Cake Caddy Tall Containers Transport, large layer Cake Shipping Boxes in 14" 16" 18" inch Tall, 2 3 4 tier cake carrier box for wedding, …