Under Armour Tactical ColdGear Infrared Base Mock - Men's Federal Tan Large. It's a special soft print on the inside and it keeps you warmer longer so you can work out in the bitter cold. Specifications for Under Armour Tactical ColdGear Infrared Base Mock - Men's: Manufacturer: Under Armour Body Length: Regular Sleeve Length: Long Sleeve Age Group: Adults Gender: Male Application: Tactical Shirt Style: Tactical Shirt Fabric/Material: 87percent Polyester/13percent Elastane Features of Under Armour Tactical ColdGear Infrared Base Mock - Men's ColdGear Infrared lining uses a soft thermo-conductive inner coating to absorb & retain body heat Dual-layer fabric with an ultra-warm brushed interior & a smooth fast-drying exterior 4-way stretch material moves better in every direction Material wicks sweat & dries really fast Mock neck construction for added coverage Package Contents: Under Armour Tactical ColdGear Infrared Base Mock - Men's Under Armour 1365388499LG: Tactical ColdGear Infrared Base Mock - Men's Federal Tan Large