OGO Sport Small Flying Disk measures 12", and is a versatile sport disk that lets students play and invent a large number of games. This disk is perfect for a kid to play alone or with an unlimited number of teammates and opponents. Disk is made of a firm and safe foam with a soft mesh trampoline on the inside. Disk allows you to play bounce/catch with a ball, Frisbee throw/catch, rebound paddles for a volleying game over a net, juggle them, and perform backhand, underhand and overhand hits. Set includes 2 OGO disks and 1 OgoSoft ball.