U.S Navy Chambray L S Shirt MS23102 Light Blue cf color flamingo Features an extended stand collar Lens Size:50m Features an extended stand collar that locks out sweat on the neck The COTTON SUMMER CARDIGAN is a plain Letterman style cardigan often seen on mid century college campuses It was described in 1941 by the United States Navy Uniform Regulations as part of a uniform "worn by officers and enlisted men when engaged in work which by reason of its nature would soil their other uniforms ” The garment was worn by many in the USN including sailors and Chief Petty Officers by virtue of its versatility as a uniform piece