Men's short sleeve lightweight shirt from First Manufacturing is made of soft, light leather 0.8 - 1.0 mm. It has euro collar and jean pocket front styling, 4 outside pockets for storage, soft satin liner and heavy non-rusting, non-corroding snaps. Made to the best quality standards of First Manufacturing. First Manufacturing Company Inc. has been the first choice for sourcing high quality performance and fashion leather apparel. Material: Leather.