US Military OD Insulating Helmet Liner Cap

The US Military OD insulating helmet liner cap is a cold weather field cap designed to provide thermal protection in low temperature environments. It features fold down ear coverage and can be worn under helmets or as standalone headgear during field operations.

• Color: Olive Drab
• Material: Nylon cotton shell with fleece or pile lining
• Function: Thermal insulation for head and ear protection in cold weather

Issued to U.S. military personnel for cold weather field operations.