Sport-Tek PosiCharge Elevate Tee. Elevate your performance in this moisture-wicking tee that has reflective details and strategically placed honeycomb insets for ventilation and breathability. 3.8-ounce, 100% polyester interlock body with PosiCharge technology 3.8-ounce, 100% polyester honeycomb texture insets with PosiCharge technology Tag-free label Set-in sleeves Reflective detail on right sleeve and lower back Given the extreme heat required for sublimation, please consult with your decorator. It is highly recommended to sample test product by color before production.