CLOVER-Nancy Zieman: Pre-Cut Tablet Keeper Shaper Assortment. Use these durable rigid foam sheets in your homemade e-tablet covers to provide stabilization and extra protection. This package contains one Assortment Pack: six heavy weight polyethylene foam sheets: two Small (5-1/4x8 inches); two Medium (7-3/4x9-3/4 inches); and two Large (8-1/4x11-1/2 inches). Imported.