4.5 oz./yd², pre-shrunk 100% ringspun USA cotton     Heather Grey is 90/10 ringspun cotton/polyester     Other Heathers are 50/50 ringspun cotton/polyester     Reactive-dyed for longer lasting color     Ribbed crewneck collar     Back neck tape     Shoulder-to-shoulder taping     Double-needle stitching on sleeves and bottom hem     Tear away label     USMCA certified