Thermal Base Layers

Beyond Clothing Base Layer Thermal Bottom PCU Level 1B  A lightweight breathable base layer from military supplier Beyond Clothing. The PCU Thermal Bottom (Protective Combat Uniform) is the first layer next to your skin.  It is a highly...

U.S. Issue Level 1 Silk Weight Thermal Underwear Bottom The U.S. Silk weight Thermal Bottom is a base layer that is designed to wick moisture while providing warmth. Designed as Part of the ECWCS (Extended Cold Weather System) for the military as a...

USMC XGO FROG Cold Weather Base Layer Thermal Bottom   Military Issued FROG (Flame Resistant Organizational Gear) Cold Weather base layer pants was made as part of the cold weather clothing system. Manufactured by XGO for the USMC, it was...

USMC XGO FROG Silk Base Layer Thermal Shirt The Military Issued USMC FROG (Flame Resistant Organizational Gear) is a Cold Weather Base Layer Thermal shirt that is part of the military cold weather clothing system (ECWCS).  Manufactured by XGO...

FROG XGO Grid Fleece Thermal Pant   The USMC Grid Fleece Thermal Pant know as F.R.O.G. (Flame Resistant Organizational Gear) is a standard issue mid layer thermal bottom that will keep your warm while being highly breathable with...

USMC XGO FROG Grid Fleece ThermalPullover Top The USMC Grid Fleece thermal top known as F.R.O.G. (Flame Resistant Organizational Gear) is a standard issue mid layer thermal shirt that will keep you warm while being highly breathable with no-drip,...

Gen III Silk Weight Thermal Underwear Bottom, Coyote Silk Weight thermal Underwear bottom is level 1 of the E.C.W.C.S. system.  Made of jersey knit fabric it helps provide extra warmth in cold climates. silk weight thermal underwear is highly...

Gen III Silk Weight Thermal Underwear Top AR 670-1 Coyote Silk Weight thermal Underwear top is level 1 of the E.C.W.C.S. system.  Made of jersey knit fabric it helps provide extra warmth in cold climates. silk weight thermal underwear is...

Military E.C.W.C.S. Generation III Mid-Weight Bottoms Coyote Brown This Military Gen III Midweight Thermal Grid Bottoms are made from lightweight, breathable fleece that is comfortable in just about any climate. Made to be uniform compliant these...

Military E.C.W.C.S. Generation III Mid-Weight Top Made to be Uniform compliant the Gen III mid Weight Underwear top are level II of the E.C.W.C.S. (Extended Cold Weather Clothing System). These thermal tops are highly breathable with moisture...