4.5 oz. 100% combed ring-spun cotton fine jersey. Ash is 98% combed ring-spun cotton/ 2% polyester, Heather is 93% combed ring-spun cotton/7% polyester. Ash and White are sewn with 100% cotton thread. Topstitched ribbed v-neck collar. Taped neck. Double-needle hem sleeves and bottom. Side-seam construction. EasyTear™ label. Fit: Ladies Modern - Semi-fitted.