Lifeline LLRBPSET260 260 lbs Rubber Bumper Plate Set The Lifeline Rubber Bumper Plates meet IWF standards for length weight and diameter. They are made with a rubber durometer of 90 Shore A which means there is little to no bounce. They are easier to grip thanks to the recycled rubber casing and raised outer rim these Olympic Rubber Bumper Plates make weight training much safer and quieter. They are perfect for a gym setting with lots of traffic or as cross training equipment for the home because the protective exterior makes for a longer lasting product and safeguards the floor plates and other equipment against damage from drops and dings. Specifications Capacity: 260 lbs