5-ounce, 100% polyester jersey knit Moisture-wicking Anti-odor properties Tearaway label Seamed single-needle 1/2" collar Side seamed with tapered fit Double-needle sleeves and bottom hem Safety Green is compliant with ANSI/ISEA 107 high visibility standards for background color Please note: This product is transitioning from heat transfer labels to tearaway labels. Your order may contain a combination of both labels.