The use of leverage fulcrum principle, cleverly promote the coordination of movement of the feet. Place one foot in the ring and set the spinner skipping for a fun jumping game. Features: -- Jumping Toy Assorted Colors Swing Balls -- Play with your child -- The shaft is super flexible, the toy is more resistant to play -- Induction lighting, less electricity and more durable -- The body contact parts are installed with high quality PP sponge ◆Flashing Skip Ball Fun Calorie Burning Toy for Adults and Kids A fast, fun, and exciting way to strengthen coordination and burn those little calories! ◆Built from a sturdy, plastic construction including a soft memory foam, our Skip Ball provides a safe, portable, and comfortable exercise that won’t rub at their feet. ◆Watch your kids light up as they break records and burn energy, all with a convenient, collapsible design for friendly competitions and sleepovers. ◆It is a surefire way to keep up the fun, balance, and fitness of your kids for years to come!