These Underwear Bottoms are Level-1 part of ECWCS (Extended Cold Weather Clothing System) which provides extra warmth in cold climates.

Features:

• Level 1 Of The ECWCS
• Silk Weight Underwear Bottoms Are 100% Polyester And Wick Away Moisture
• Anti-Microbial Properties Help Protect Against Bacteria
• Anti-Odor Prevents Bad Odors
• Features An Elastic Waistband And Access Fly
• Pairs With ECWCS Level-1 Top