Add resistance to a variety of exercises and strengthen core muscles with the Fitness Gear(R) Medicine Ball. Bounce the ball off of the floor or pass to a partner to target muscles that can be difficult to shape during basic exercise routines. Incorporate it while doing ab workout or calisthenics training to increase the difficulty level. Tone both your upper and lower body muscle groups with the Fitness Gear(R) Medicine Ball. FEATURES: Medicine Ball Textured non-slip rubber surface for excellent grip Inflatable for increased bounce Fitness Gear