STAY-COOL WICKINGLAYERABLE WARMTHSTRETCHFLATLOCK SEAMS FOR COMFORTREFLECTIVE DETAILS,6.7-ounce, 91/9 poly/spandex jersey with stay-cool wicking technology,Lightly brushed interior,Reflective OGIO heat transfer label for tag-free comfort,Zip-through cadet collar with molded cord pull,Reflective O heat transfer at center back,Raglan sleeves with shaped cuffs,Reflective stacked O heat transfers on sleeves,Front pockets,Drop tail hem,Reflective O heat transfer at front left hem