Gildan Performance Long Sleeve T-Shirt. 424005-ounce, 100% polyester jersey knit, Moisture-wicking, Anti-odor properties, Tearaway label, Seamed single-needle 3/4" collar, Double-needle sleeves and bottom hem, Given the extreme heat required for sublimation, please consult with your decorator. It is highly recommended to sample test product by color before production.Please note: This product is transitioning from heat transfer labels to tearaway labels. Your order may contain a combination of both labels.