ZoN Kettlebell - 5 lb Used to perform ballistic exercises to combine cardiovascular, strength and flexibility training. Engages the entire body for a full body workout in less time. Excellent for aerobic conditioning, developing strength, power and balance. Smooth PVC exterior allows "slip-and-grip" twisting and swinging of the kettlebell into different positions in the hand. Flat bottom prevents kettlebell from tipping or rolling.