Knack Series 1 Large Expandable Knack Pack, Stealth Black Mugs 75 ounce 100% nylon Cordura shell color_Port Authority_L322 75 ounce 100% nylon Cordura shell Rain Defender durable water repellent Wind Fighter technology tames wind Nylon lining quilted to 100 gram polyester insulation Reverse coil center front zipper Zip through cadet collar Left chest map pocket with reverse coil zipper Two hand pockets with hidden snap closures Two interior pockets: one zippered one hook and loop closure Hook and loop adjustable cuffs Drawcord adjustable hem Carhartt strong triple stitched main seams Carhartt label sewn on chest pocket ** short circuit protection comfort cool foam back panel Spacious main compartment with organization pockets