Under Armour's UA BASE solution for maximum thermal protection in a relaxed fit legging. Ideal for maximum warmth in extreme cold or lower exertion activities. Lightweight ColdGear® grid fabric is engineered to trap heat for maintaining core temperature and quick drying moisture transport. Ergonomic seam placement and flat lock stitching for superior mobility without chafing. Working fly for added functionality. ArmourBlock™ technology stops odor causing microbes for maximum scent suppression. 95% 7.0 oz PolyArmour™ / 5% Elastane. Imported.