The Ultra PRO Display Cube is sized to hold a regulation size Softball and includes a base ring to hold ball in place. The Display Cube can also hold most POP! Figurines and an endless variety of small collectibles and toys. Made with non-PVC, ultra-clear and highly durable 3mm thick plastic walls, the Display Cube is a great storage and organizational solution for just about anything around the house! Softball and other contents not included.The dimensions are approximately as follows:Interior dimensions: 4-1/8" x 4-1/8" x 4-1/4" Exterior Dimensions: 4-1/2" x 4-1/2" x 4-9/16 Non-PVC storage and display box for memorabilia softball, figurines, small toys, tokens, dice and other loose items Made with non-PVC plastic materials and ultra-clear, durable 3mm thick walls Interior dimensions measure 4-1/8" x 4-1/8" x 4-1/4" Inset lid designed with finger notches for easy access to contents Includes a clear ring to hold softballs or other round contents in place Why We Carry This Softball Display Case Budget Display Case - Stretching Out Your Dollar Stackable, for your larger collections Free Shipping to anywhere in the lower 48 states This case isn't for you? Check out our full collection of Softball Display Cases.