This second generation fleece jacket from M-Tac is designed to be used instead of the third layer of ECWCS (Extended Cold Weather Clothing System). The product materials are fleece, 100% polyester (Oxford nylon), and laminated polyester mesh. Nylon inserts on the shoulders and sleeves. The jacket fastens with a double-sided plastic zipper. Equipped with five pockets. Velcro panels on the sleeves for attaching ID patches, and nylon windproof inserts on the cuffs. The lining, made of laminated polyester mesh, is soft and pleasant to the touch. Material: Reinforced fleece 420 g/m2 Inserts: Oxford 300 PU Zippers: YKK Hardware: 2M