Uniqlo HEATTECH Turtleneck T-Shirt (Long Sleeve) - Size: 160 - Color: 09 Black - Material: 36% Acrylic, 30% Polyester, 24% Rayon, 10% Polyurethane I tried it on after purchase, but I haven't had a chance to wear it, so it's been stored in the closet. Thank you.