60% cotton 40% polyester. cotton dominant lightweight fleece with superior softness. tear away label. ideal for layering. concealed seam on collar cuffs and waistband. V-notch detailing at neck. 1x1 rib cuffs and waistband with spandex. seamed 1x1 rib collar with spandex contrasting neck tape. double-needle coverstitching on collar armholes and waistband.