Enjoy cold-weather performance like never before in the Under Armour ColdGear Infrared Mock-Neck Long-Sleeve Shirt for Men. This men's shirt features a dual-layer construction that uses a brushed interior for incredible warmth and a smooth, fast-drying exterior. ColdGear Infrared absorbs your body heat and reflects it back to you for incredible warmth without adding bulk. Moisture-wicking performance keeps you dry, while built-in 4-way stretch means you can move freely. A mock collar provides extra coverage. The Under Armour ColdGear Infrared Mock-Neck Long-Sleeve Shirt for Men is made from 87% polyester/13% elastane. Machine wash. Imported.Manufacturer style #: 1372605. 87% polyester/13% elastane Soft, brushed interior with fast-drying exterior ColdGear Infrared absorbs and retains body heat Moisture-wicking performance Integrated 4-way stretch Mock collar