WALIKI TOYS Adult Size Hopper Ball (Hippity Hop Ball Hopping Ball Hoppity Hop Ball Bouncy Ball with Handles Jumping Ball Yellow Pump Included) LIKE A BOSS HUGEST HOPPER BALL: Huge at 29 inches in diameter IT'S TIME: Now you can stop borrowing your child's Hop Ball! FUN: Be the life of the party with your very own Adult Size Hippity Hop WARNING: Hopping Balls are not a time travel device. NEW: Bouncy Ball with Handles Inflates with INCLUDED, time-saving, Double-Action pump.