BrotherhoodProducts United States Marine Corps MOS 5812 K9 Officer Key Ring Beautifully Created Graphics Beautifully Created Graphics Excellent Quality And Durability, Key Ring Is Heavy Duty Metal Making it a Great Ring For Adding and Taking Away Keys without Bending Small Enough To Fit in a Mans Pocket, Large Enough To Find in A Purse, 3 x 2 x 0.5 inches