This product is injection molded, using water-clear polystyrene. The result is a very clear, hard (rigid) plastic container, that displays the contents well. Perfect For your collectible baseball. Comes with Grass insert for black base. Overall Size - 3.125" x 3.125" x 3". A great way to display your baseball. (baseball not included) Athlete: Baseball unsigned Type: Autographed Collectibles Sport: Baseball Color: Multi