Features: Side-seamed. Double-needle stitch at sleeve and bottom hem, shoulders and armhole. Shoulder taping. Fabrication: 100% Combed ring-spun cotton. 30 singles, 4.3 oz. (145 gsm) Variations: 60% Ring-Spun Combed Cotton, 40% Poly & 90% Ring-Spun Combed Cotton, 10% Poly