Use for squats, throws, cleans, jerks, snatches and rotational swings. The SPRI Kettlebells have handles designed for comfort and fully vinyl coated iron bells to help protect floors. Ideal tool for both personal and group training. Available in 5, 8, 10, 12, 15, 18, 20, 25, 30, 35, 40, 45, 50lbs.