The Under Armour Men's Tactical Coldgear Base Layer Pants are formulated from a 4-way stretch material moves better in every direction. The ColdGear Infrared lining uses a soft, thermo-conductive inner coating to absorb & retain body heat. FeaturesMaterial wicks sweat & dries really fast4-way stretch material moves better in every directionExposed elastic waistband with wordmark detailColdGear Infrared lining uses a soft, thermo-conductive inner coating to absorb & retain body heatDual-layer fabric with an ultra-warm, brushed interior & a smooth, fast-drying exterior