Large White Plastic Ornament Base & Cake Topper Bulk Wholesale 12 Pieces. Bottom Base: 4.25 inches, Platform: 3.5 inches, Height: 1.25 inch. Bases are a vital item for cake toppers and centerpieces. They are great for support for your handmade favors and to keep the main item pieces elevated. 12 crowns and saucers per order.