4.5-ounce 60/40 ring spun cotton/poly90/10 cotton/poly (Light Steel) Softest hand in performance 40+ UPF rating Moisture wicking with dynamic vapor control Tear-away label Double-needle coverseamed neck Contrast neck taping 3/4 lay-flat collar Shoulder-to-shoulder taping Double-needle sleeves and hem Please note: This product is transitioning from tag-free labels to tear-away labels. Your order may contain a combination of both.Due to the nature of 100% polyester performance fabrics special care must be taken throughout the printing process.