XPRT Fitness Cast Iron Kettlebells are made from high-quality solid cast iron and designed for comfort, durability, and long-term performance. Kettlebell available size: 5/10/15/20/25/30/35/40/45/50 lbs Features: Powder coated with a matte finish Heavy-duty solid cast iron core Wider textured non-slip handle Ideal for various strength training like swings, squats, deadlifting, etc. Great for total body workout, core strength, and stability Build muscle strength Burn calories