The round cake and the square cake have had their moment in the sun. Now, a new polygon has joined the ranks at the go-to shape for wedding cakes. Hexagonal tiers have emerged as a favorite for brides who want the clean lines of a square, but with a little twist. Besides, more sides to decorate gives you and your baker a little more room to be creative with dimensions and decor. So, shape up your slice and go for this en vogue silhouette for a sweet take on your wedding cake.