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! Figures and an endless variety of small collectibles. Designed so that they can be stacked on top of each other and with top side notches to easily remove lid.Features:• Holds Regulation Softball• Holds POP! figures & more• Includes base ring to hold ball• Stackable• No PVC / Acid Free• Ultra clear• 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