ExpressItBest Premium Aluminum License Plate - U.S. Navy Master Chief Petty Officer, Rank Insignia (Collar Device) 12" x 6" Aluminum license plate - standard size to fit all US cars. Our license plates are .03" thick high quality aluminum. Standard mounting holes and rounded corners. (Screws not included) High quality & lasting durability - Sunlight UV resistant & weather proof Great Gift for any occasion - 100% made in the U.S.A.