NIKE Tech Fleece Bonded Windrunner Men's Jacket 642958-696 Medium Size Body: 66% cotton/34% polyester. Hood overlay: 100% nylon Imported Adjustable brimmed hood zips up to chin for warmth and custom coverage Raglan seams and articulated sleeves for natural range of motion Oversized, bonded zip pockets with mesh lining for ventilated storage Rib cuffs for a snug, comfortable fit