Tri-Mountain 3-in-1 System Coat w/Optional Zip-Out Hood. 9100 Colorado 100% Nylon Nylon 11.5 Oz 3-in-1 system parka shell, Toughlan nylon Windproof/water resistant polyurethane-coated heavyweight Toughlan nylon Lightweight half-mesh, half-Taffeta nylon lining, zip-out super heavyweight Anti-Pilling PANDA FLEECE inner jacket with corded collar The EMB-AXS System, a 55 hidden zipper, Shoulder and back sleeves are pleated with contrasting color and reflective piping Zip-out hood is easily stored in various pockets including the right inner cell phone pocket. Temperature Rating  Warmest: -5 to 45 Fahrenheit XS-4XL