4.3 oz.(US) 7.2 oz.(CA), 100% preshrunk�combed ringspun cotton, 30 singles,Heather Grey is 90/10 ringspun cotton/polyester,Heather colors are 35/65 ringspun cotton/polyester,Semi-fitted,High stitch density for smoother printing surface,Contrast color binding at neck and sleeves,Double-needle stitched bottom hem,Oeko-Tex� Standard 100 Certified,TearAway� label