LAYERABLE WARMTHSTRETCHFLATLOCK SEAMS FOR COMFORTREFLECTIVE DETAILS7.4-ounce 95/5 poly/spandex jersey Reflective OGIO heat transfer label for tag-free comfort Zip-through cowl collar Reflective O heat transfer at back neck Lower front invisible zippered pockets with O zipper pulls Set-in sleeves with shaped cuffs and thumbholes for warmth Reflective O heat transfer at front right hemO heat transfer at back left hem