Polypropylene Thermal Long Underwear Bottoms Pants BLK BY ROTHCO S M L XL 2X 3X
Polypropylene Thermal Long Underwear Bottoms Pants BLK. This is the heavy duty stuff! Thick, warm 100% polypropylene with a fleece lining that wicks away sweat while providing plenty of insulating air pockets to keep you warm.