Spin Pro Discs - Now Throw with Precision! Easy to do Spin Tricks. Made of soft, durable polyurethane foam for an easy, comfortable grip, this innovative disc allows for throws that are more accurate and consistent thanks to its Gear Grip technology. Whether playing catch with friends or practicing solo, the Gear Grip under the disc provides just the right feedback and spin for placing your throws/tricks exactly where you want them. Its versatile design means fun anywhere - indoors or out, this disc floats! Encourages physical activity, hand-eye coordination and focus. Suitable for all ages and skill levels, Spin Pro lets you enjoy catching and throwing in a way that's never been possible with traditional prior flying discs.