Medicine balls with dual handgrips for more functional, diverse training, Hollow synthetic rubber construction, Medicine balls with dual handgrips combine an Elite Power Med-Ball (tm) with a Power Grip-Ball (tm) for more functional, diverse training, Ideal for abdominal training, rotational movements, and strength training, Solid molded handles with plastic textured grips for a more secure, comfortable hold and greater durability for intense training conditions, Hollow synthetic rubber construction, Size: 9"" diam, 8 lbs, SKU: PWSS888