Engineered for an authentic, game-like feel that fits in the palm of your hand, the Molten(R) Mini Volleyball utilizes a machine stitched polyurethane cover to hold strong during intense warmup drills and set yourself up for on-the-court success. Scaled Design, Quality Construction Miniature construction helps develop quick hands and build reactions Machine-stitched panels provide excellent shape retention for consistent performance Soft polyurethane cover offers excellent durability during recreation play or warmup drills Vibrant color design enhances visibility in low-lit conditions Additional Details Measurements: 5.5'' Diameter