A small step for Waboba, a giant bounce for mankind. The Moon's crazy, gravity-defying features will turn a routine game into an out of this world free-for-all on a playground, skate park, gym court or basement! It’s extremely addictive to bounce. Don’t say we didn’t warn you. Hyper Bouncing Ball Makes a unique “pop” sound when it hits pavement Bounces up to 30 meters high! (100 feet) Ages 5+ Size: 63mm / 2.48 in Option: Blue, Green, Purple, Yellow