Ader Olympic Black Bumper Plates Set 4 Pair 230 Lbs Ader 4 pair black solid rubber bumper plate set- 10, 25, 35, 45lbs (total 230lbs) Reduced noise; easier on floor. For Olympic 2" sleeve bar. 80% recycle rubber; odorless; 17.7" diameter OD, 2" hole diameter No shipping to Alaska, Hawaii, or APO/FPO addresses or PO Boxes