The Fuel Pureformance Medicine Ball was designed to never shift while exercising to give you total control and does not bounce. This medicine ball allows for greater versatility and range of motion. With its heavy duty stitching and durable synthetic leatherette, you can depend on this medicine ball to withstand your exercise routines. Using Fuel Pureformance Medicine Ball will help you improve your strength, challenge your core, build balance, improve hand-eye coordination, and add some variation to your workout.