Pogo Stick Exercise Ball Hopper Ball Rubber Bouncing Bouncy Ball Compatible With A1. Great for exercise: This is a great bouncing ball that can exercise balance and endurance coordination skills, and can be used for adults and children.^2.High Quality Materials: This jumping ball is made of environmentally friendly rubber, explosion-proof, wear-resistant, and has high elasticity and strong load-bearing capacity.^3.Perfect for fun: Thickened bungee cords can be stretched or taken apart. 2 ways to use it for fun.^4. Easy to transport: easy to assemble and transport. This bouncing ball can be used indoors and outdoors, eg. in parks, playgrounds, gyms or at home.^5. Improve Coordination: Use this bouncing ball to exercise every day to balance the vestibule, promote bone development, and improve exercise coordination and balance.^