45lb Olympic Bumper PlateThe Northern Lights Olympic Rubber Bumper Plates features minimal bounce and long lasting durability. The series of plates have a distinct black matte finish with raised lettering for a bold look. With an exterior made of high quality resilient rubber, the bumper plates will help protect flooring when dropped. Each plate is equipped with a 2" stainless steel insert for easy sliding and a perfect fit on your Olympic bar. They measure in at 17. 625" in