Customers describe xmark plate weights as exceptional. The one-piece high quality cast iron plates are hand crafted and inspected. A tough, premium rubber casing made from virgin and recycled rubber covers each plate. The recessed tri-grip handles have spacious openings fitting comfortably in the hand, are rounded with integrated finger slots and slotted for easy loading and offloading. The weight numbers are molded into each plate. The solid steel precision hub ensures a perfect fit on Olympic bars. It is no secret.xmark plate weights are higher quality. To reduce costs, all of our plate weights are sold and shipped in pairs or sets. It is a lot cheaper to ship multiple plates instead of SINGLES. Save some money today. You will not regret purchasing xmark Olympic plates. Our team will greatly appreciate your business. Thank you for choosing mark.