Edstrom's 15" Hopper is perfect for indoor and outdoor hopping. The 15" Hopper ball promotes coordination, balance, and core development skills. Made of durable vinyl with an easy grab and grip handle and textured bottom for improved control and traction. Easy to inflate and deflate for convenient storage. Ships deflated but is easily inflated with any pump (pump is not included). Maximum weight: 100 lbs. Available in a variety of your favorite licensed character graphics including Disney, Marvel and Nickelodeon.