7.2 oz., preshrunk 75% combed ringspun cotton, 25% polyester; 30 singles; Heather Grey is 70% combed ringspun cotton, 30% polyester; classic fit; ¼” contrast White neck tape; back patch; double-needle topstitch at neck, shoulders and waistband; 2” rolled forward shoulder; 1x1 rib spandex; Oeko-Tex® Standard 100 Certified