These are my first bumper plates at home. Bought factory second pairs, you can tell they arenât perfect, some edges of the plates are rounded differently, some have molding flashing still remaining. But they are bumper plates and they are heavy, overall seem like decent quality. Only used a couple weeks, but no issues to report yet, and enjoy them versus iron plates for the home gym, quieter and âsofter landingâ when putting weights in the ground. 10âs are a bit thin and flexy, to be expected I ...