Self: 100% nylon Lining: 100% polyester Fill: 90% duck down 10% feather. Made in China. Machine wash. Front zipper closure. Side slant zipper pockets. Detachable waist tie. Midweight padded ripstop fabric. ALPR-WO91. WJB53500C1. Since setting up shop in 1959, Alpha Industries has supplied men with the best in military-inspired fashion. Formerly manufacturers of flight and terrain jackets for the Department of Defense, these Alpha Industries takes their technologies and soldier style to better suit the everyday guy.