A perfect soft, safe and light playground ball for children! This is a set of three balls. Can be used for many type of sports - dodgeball, kickball, basketball, catch, etc. It is much softer and safer than typical dodgeballs. Made of durable, long-lasting injection molded PVC. Can be inflated with any standard needle pump. Amount of air can be adjusted to make the ball softer as desired. Average diameter is 18 cm, but will vary slightly depending on how much air you inflate it with. Made in Taiwan.