• Made of solid cast iron with a 1-inch center hole fits any olympic bar with diameter 1 or less; can be used with 1 dumbbell bars too
• All plates features a durable, black baked enamel finish to prevent the plates from rust and corrosion without any unpleasant odor
• Each plate has 3 large openings with strips on them for easy grip. labeled in both lb and kg for easy recognition
• Weight plates can be used to perform muscle strengthening exercises and endurance training, or to increase flexibility and balance
• 2.5 pounds, 5 pounds, 10 pounds, 25 pounds, 35 pounds, 45 pounds