4.5 oz. 100% combed ringspun cotton fine jersey (Granite Heather and Vintage colors are 60/40; Heather is 93/7 combed ringspun cotton/polyester) Contrast ribbed collar supports the neckline to maintain the proper shape Taped neck for a clean, look with superior comfort Contrast topstitch shoulder stripe Contrast ribbed sleeve openings Side seam construction for exceptional quality and durability Double needle hem bottom for a clean, finished look