Port & Company - Essential Tee. PC61A year-round essential, our best-selling t-shirt has been voted "most popular" by groups, teams, clubs and schools across America., 6.1-ounce, 100% soft spun cotton, 98/2 cotton/poly (Ash), 90/10 cotton/poly (Athletic Heather), 50/50 cotton/poly (Dark Heather Grey), Removable tag for comfort and relabeling