Body Solid BSTHB30 Slam Ball 30lbBody Solid Tools Slam Balls are non bouncing, non rolling balls designed to add a bit of cardio to your regular strength training. Slam balls help you improve core strength, conditioning and explosiveness by maximising your full body throughout the motion. They are the perfect tool for exercises typical medicine balls cant do including wood chops, slams and overhead throws. Beneficial to athletes of all size and skill levels, Body Solid Tools Slam