Dura-Bells Weight: 22.5 lbs * Urethane Encased Heads Reduce Noise * Includes 30 mm Ergonomic Hardened Chrome Handles are Secured to the Heads of Dura-Bell Dumbbells with a Patented Process * Collect the Whole Set: 2.5-100 lbs * Manufacturers 5-Year Warranty on Structural Integrity