VERSATILE Kettle bell training engages the entire body particularly core muscles for a sculpted, stable and toned physique CONSTRUCTION This kettlebell is filled with and coated with vinyl, offering a more economical choice to cast iron kettlebells FEATURES Generous wide opening handle for a comfortable grip and a flat bottom to prevent the kettle bell from rocking FUNCTIONAL Perfect for swings, deadlifts, squats, ups, snatches and other athletic or cross training workouts CHOICES This kettlebell group from is available in sizes from 5, 10, 15 and 20 pounds; You may also purchase them as a set