PC61T Heavyweight 6.1-ounce 100% soft spun cotton 1x1 rib knit collar Shoulder-to-shoulder taping Coverseamed neck Double-needle sleeves and hem Style #: PC61T A year-round essential our best-selling t-shirt has been voted "most popular" by groups teams clubs and schools across America. Heavyweight 6.1-ounce 100% soft spun cotton1x1 rib knit collar Shoulder-to-shoulder taping Coverseamed neck Double-needle sleeves and hem Ash is 98/2 cotton/poly. Athletic Heather is 90/10 cotton/poly. Dark Heather Grey is 50/50 cotton/poly