NIKE Texas Longhorns KO Chainmail Sleeve Therma-FIT Hoodie Full Zip Jacket 100% Polyester Therma-fit technology. Lightweight, engineered for cold temps to wick sweat away, while keeping warm and insulated - All without the bulk. Full front zipper closure; Drawstring adjustable hood long sleeves; Strategic vent panels Faint chainmail graphic pattern on sleeves and hood 2 mesh-lined front pockets