Jackets Were First Issued To US Soldiers During The Vietnam War Wind/Tear Resistan Shell - 50% Cotton And 50% Nylon Blend Lining - 65% Cotton And 35% Polyester Water Resistant Concealed Hood Heavy Brass Zippered Front Closure And Snapping Fasteners Contains Buttons For A Liner Attachment Draw-Cords For The Waist, Hood And Hems To Preserve Warmth And Dryness Bi-Swing Back Ensures Unrestrained Movement