Our heavy duty hanging ab straps are compatible with all pull up bar and can support up to 300 lbs, and are great for pull up bar exercises like knee raises, side crunches, toes to bar, hanging leg raise, and off floor ab exercises. Our hanging ab straps are made with soft, cotton padding, removable neoprene grips and heavy duty carabiners to provide stronger grip for your arms so that you can perform abdominal and oblique exercises with enhanced comfort and security. RIMSports ab straps are superior as they are made of premium cotton padding to provide forearm comfort while you workout. These straps have unique, removable neoprene grips and heavy duty carabiners which reduce palm pressure, friction and prevent slippage . Our ab straps are wear and tear resistant, highly durable, and long lasting which ensures you get the abdominal workouts for years to come. RIMSports pull up straps can be used for versatile workouts such as leg raises, trunk rotations, and other oblique workouts.