6.1 oz. 100% pre-shrunk cotton (ash is 99% cotton/1% polyester, sport grey is 90% cotton/10% polyester, dark heather, heather cardinal, heather cinnamon, heather forest, heather indigo,heather navy, safety orange & safety green are 50% cotton/50% polyester). Seamless double-needle collar. Taped neck & shoulders. Double-needle sleeve & bottom hems. Ultra tight knit surface. Quarter-turned to eliminate center crease.

Women's Sizing Chart: