5.3-ounce, 100% cotton. 90/10 cotton/poly (Sport Grey). Taped neck and shoulders. Non-topstitched, classic width, rib collar. Semi-fitted side-seamed body. Cap sleeves. Recycled, high-performing black tear-away label. 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.