Here at Army Surplus World we carry a complete line of Navy Bumper stickers. The Proudly Served! , U.S. Navy Seabees sticker measures “3 x 6 ½ “. The Command Post is committed to providing products, which promote admiration among members of the armed services and American veterans. Order your U.S. Seabees Proudly Served! bumper sticker from Army Surplus World today.