Cement mixture kettlebell - Color environmental protection plastic shell, anti-oxidation, no rust, weight range 2kg , 3kg , 4kg , 6kg , 8kg , 10kg , 12kg , 14kg , 16kg , 18kg , 20kg. Functional - Strength, endurance, flexibility, and speed can be increased with this hand weight while also strengthening the coordination and the cardio vascular system. Large handles and flat base – The large handles on the Cast Iron Kettlebells are designed to improve grip, stability and control throughout a range of movements and motions. Multipurpose - Can be used for a multitude of things, such as: fluctuations, dead lift, squats, weight lifting, sit-ups and grab exercises Be the best - Do you feel sad when you look at your muscles that have disappeared because you don't have time to go to the gym? Are you eager to get the perfect body than anyone else? Please act immediately and try hard to have a perfect body!