Polartec Layer 1 Underwear Set (Shirt and Pants) This is a level 1 silkweight thermal set that was used in the US Military. The set includes a top and bottom.
POLARTEC, MILLIKEN
The Best Thermal Underwear for Men
USGI Polartec Pants Medium Regular Military Silkweight Long Johns
PolarTec GEN III Light-Weight thermal is a base layer that is designed to wick moisture while providing warmth. ECWCS cold weather clothing system
U.S. Silkweight Thermal Bottom, Level 1 ECWCS
Pisoft ab-500 improves elasticity & tear strength. Elastic waistband. Elastic wrist cuffs. Bottoms / Pants Made from 4 ounce 100% polyester fabric.
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Up for sale are US Military Polartec Layer 1 Silkweight Power Dry 100% Polyester Shirts. The color is black. The MFR is Peckham Incorporated.
Polartec Layer 1 Silkweight Long Underwear Power Dry 100% Polyester Shirt L-L
Underwear, Thermal, GI Gen III Level 1, Silkweight, Sand, Size XXLXL