Say hello to the bounciest inflatable ball the world has ever seen cleverly engineered for maximum bouncability mega bounce is 80cm31inches of awesomeness thats guaranteed to cause a commotion wicked mega bounce bounces brilliantly on almost any terrain even grass and sand and the super grip graphics make it incredibly easy to throw and catch this extremely durable 45cm18 inch ball is perfect for the beach park or playground and comes with a handy foot pump mega bounce is quite sim