In addition to making you more visible at night, this extremely durable jacket the rain, resists the wind, and locks in your body warmth (thanks to lining and rib knit trim). Fabric/Style: Teklon nylon shell, poly-filled body with heavyweight fleece lining, nylon-lined sleeves for easy on/off; reflective taping on front/back/arms, 1 x 1 rib knit trim at the waistband/cuffs; front zip close slash pockets and interior zip close pocket.