Made of 100% Nylon Exterior this is an outstanding jacket for everyday use. Jacket is lined with 3M branded insulation 100/60 grams in entire body. Please carefully check the size chart before placing the order. Jacket's sleeves and Hood are removable with zipper and entire jacket is installed with SBS Branded zippers. The smarter and tech feature in this model is wire passing system throughout jacket which hidden inside which will help you solve wires mess while on the move, magnetic pocket closers and multipurpose pockets too. There are 2 zipper pockets on chest, An ID card zip pocket on the left wrist and 2 belly pockets too.