5.3 oz/sqyd, 100% ring spun cotton; Sport Grey: 90% cotton, 10% polyester; Graphite Heather: 50% cotton, 20% polyester, 30% black polyester;Non-topstitched, classic width, rib collar; Taped neck and shoulders for comfort and durability; Modern classic fit, tubular body; High-performing black tear-away label; Softstyle midweight high-stitch density fabric offers a smoother print surface;