Rothco's Gen III Silk Weight Underwear Bottoms are level 1 of the E.C.W.C.S. system. These underwear bottoms are highly breathable.
Rothco Gen III Silk Weight Bottoms, AR 670-1 Coyote Brown
When it comes down to keeping warm, the right base layer can make all the difference. Stay warm and comfortable with the Rothco Gen III Silk Weight
Rothco Gen III Silk Weight Baselayer Bottoms.
PENALTY MAX 1000 ECOKNIT - cxfgwn, penalty max 1000
Rothco GEN III ECWCS Silk Weights Thermal Shirt Underwear Top
The Ultimate Tactical Base Layers for Unfailing Survival Gear
Rothco ECWCS Poly Zip Collar Shirts – HiVis365 by Northeast Sign
Thermals Underwear
Rothco Gen III Silk Weight Underwear Top
Rothco Gen III Silk Weight Underwear Top – Troops Military Supply