4.5-ounce, 100% ring spun US cotton 90/10 ring spun cotton/poly (Sport Grey) 65/35 poly/ring spun cotton (Dark Heather, Heather Navy, Heather Royal) Seamless double-needle ¾' neck Taped neck and shoulders Recycled, high-performing black tear-away label Modern classic fit, seamless body (Side seam on size XS) Double-needle sleeves and hem Please note: This product is transitioning from tear-away labels to recycled, high-performing black tear-away labels. Your order may contain a combination of both labels.