MIKASA Smile Lesson Volleyball Size Recommended Internal Gloves, 4, 210g, White/Green, VS210W-W-G, Pressure 0.10-0.15 Kgf/cm2

The surface uses the same sponge material as a kickboard! It's soft, so it won't hurt if you get hit! Easy to hit! This ball can be used by everyone from children to the elderly! Weight: Approximately 210g (compared to a standard size 4 ball, which weighs 240-260g) Diameter: Approximately 20cm Recommended internal pressure: 0.10-0.15 kgf/cm² Material: EVA material