The US military designed these Layer 1 drawers to help soldiers survive through a variety of adverse weather conditions. Genuine issue.
Polartec Power Dry Silkweight GI ECWCS Gen III Level 1 Thermal Underwear Bottoms Drawers (Sand, X-Large-Long) BY Mililken. Polartec Silk Weight Power
Army Thermal Pants Drawers Military ECWCS Silk Level 1 Base Layer, XL-LONG
XL FCRB 18AW POLARTEC FLEECE PANT BLACK
Army Universe Mens Fleece Lined Thermal Pants ECWCS Cold Weather Underwear Base Layer Bottoms, Black (Waist 28-30) S: Clothing, Shoes & Jewelry
The military issue thermal undershirt base layer is made to keep you warm and free from preparation when working hard.
3 Pack, Military Issue Base Layer 1/4 Zip Thermal Top, Used
USGI Level 1 Base Layer Thermal Set, Black - Venture Surplus
U.S. G.I. Outlast Base Layer Drawers
Polartec Power Dry Silkweight GI ECWCS Gen III Level 1 Thermal
USGI Level 1 Base Layer Undershirt, Black [Genuine Army Issue]
Item%20Condition%3AThese%20are%20used%20in%20good%20serviceable%20condition.%20The%20are%20clean%20and%20washed.%20Size%20tags%20may%20be%20cut%20out%
US ARMY SILK WEIGHT PANTS LEVEL 1 COYOTE BROWN PCU TROUSER BASE LAYER BOTTOMS
XL FCRB 18AW POLARTEC FLEECE PANT BLACK
PCU Level 1 Coyote Brown Thermal Drawers - FAST Delivery!
XL FCRB 18AW POLARTEC FLEECE PANT BLACK
Polartec Silk Weight Thermal Pant Bottom ECWCS Military Issue U.S. Made
The Best Military Parka for Winter Survival: ECWCS Gen III Level 7