Whether on the high seas or below deck! The proven USN Chambray shirt should always be there. We've reissued the U.S. Navy classic. From the authentic 5oz Selvage Chambray to the USN Woven Label and the Contract No. Just the way a U.S. Chambray Shirt should be! The following details distinguish our 1940 USN Chambray shirt: - 100% cotton, 5oz Selvage Chambray fabric woven in Japan. - prewashed, does not shrink - authentic USN cut - Cat Eye Button Buttons