So you want to improve your agility and balance? The Whirly Board has you covered. It is a spinning balance board that lets you perform spins of 360 degrees or more. It is available with a Skateboard Grip Tape or Cork Rubber surface.
The Whirly Board lets you prepare for intense skateboarding, wakeboarding, and water skiing sessions. You can use it inside or outdoors. By practicing on this board, you get to improve your agility and strengthen core muscles. Costs under $110 at this time.