US Military UCP FREE IWOL Vest Blueberry The US Military OD Green Numerical Size:XLarge The US Military OD Green Parachute Harness is a load bearing restraint system used for airborne operations • Pattern: Operational Camouflage Pattern (OCP)• Material: Nylon and cotton ripstop blend• Function: Field trousers for general combat and utility use• Compatibility or Design: Reinforced knees It is worn as part of the Fire Resistant Environmental Ensemble FREE system to provide core warmth while maintaining compatibility with body armor and load bearing equipment The US Military UCP FREE IWOL vest is a flame resistant insulated outer layer designed for use in cold and hazardous environments