Little ones will develop coordination skills and balance faster and easier when they have tools like this fun hop ball as part of their repertoire. Crafted of durable vinyl in red finish, the ball is ideal for games and play and can be used both indoors and out. Ages 3 years and up. Made of heavy duty vinyl. Inflation by adult. 22 in. Dia. (4.00 lbs.). This Hop Ball is the very best quality in hopping balls. Made from the super strong, yet soft vinyl latex-free material for long lasting use and durability. Great exercise product for indoors and smooth safe outdoor surfaces. Promotes childrens body coordination, balance, lymph circulation and provides a fun work out while hopping on the ball. Special patented hand grip safety handle. Maximum sustainable weight up to 300 lbs. based on the size of the ball. Inflate with a hand or foot pump.