These Adjustable Corrugate Cake Boxes are 2-piece folding boxes, that have the ability to adjust the height to 3 sizes - 8 inches, 10 inches or 12 inches. These boxes are available in 4 sizes (all sizes have the ability to adjust the height). Disclaimer: All lids are gradually being switched over from window lids to completely clear lids. Either lid may arrive in your shipment until we have fully transitioned. Final sale.