Buddy Bumper BallsTwice the fun set of TWO blue translucent BBOP Buddy Bumper Balls in one box Slip into these inflatable wearable balls for an afternoon of bopping and bouncing fun, perfect for birthday parties and outdoor playdates! Build strength and balance while having fun Durable PVC plastic balls will hold up to hours of kids' active play Easy inflation required (pump not included) Ages 6 and up.