Constructed with steel inserts that are designed to last. They are made to take abuse and have had great success in all kinds of settings including commercial, cross-training, and home gyms.
This set comes with 2 each of 45-, 25- and 10-pound plates. The Fray crumb rubber bumpers are reliable and durable as well as providing a very attractive look. The crumb rubber bumper plates are the newest and best evolution of bumpers.