This Hoppity Hopper is a red bouncing inflatable ball with an alien print, designed for outdoor and indoor use. Enjoy the sunshine and the rain with this bouncing ball of fun; Ready, Set, Go! Bounce your way to 1st place! The Hamleys Alien Hopper measures 137cm in diameter when fully inflated and is suitable for children aged 3 years and over. Maximum user weight: 30kg.