FAIR USMC Extreme Cold Weather Sleeping Bag – Coyote Brown

Description

This listing is for the Official U.S. Marine Corps Extreme Cold Weather (ECW) Sleeping Bag. Designed as the heavy-duty component of the modern Marine Corps sleep system, this bag is engineered for survival and comfort in sub-zero environments. Unlike standard 3-season bags, the ECW model features significantly increased high-loft insulation and a specialized baffle system to trap body heat in the most punishing arctic or high-altitude conditions. Finished in Coyote Brown, this is the ultimate cold-weather gear for tactical operators, winter bushcrafters, and high-alpine explorers.

Technical Specifications

• NSN: 8465-01-608-7503.
• Temperature Rating: Rated for comfort down to -10°F (-23°C) (and significantly lower when paired with the full USMC sleep system and bivy).
• Material: 100% Ripstop Nylon shell with high-performance synthetic insulation.
• Shape: Ergonomic Mummy-cut to minimize dead air space and maximize thermal efficiency.
• Color: Coyote Brown.

Key Features & Design Elements

• Arctic-Grade Insulation: Features dense, synthetic fill that retains its loft and warming properties even if it becomes damp, outperforming traditional down in humid, snowy environments.
• Overlapping Zipper Baffles: A thick, insulated draft tube runs the full length of the zipper to prevent "cold spots" and wind seepage.
• Reinforced Footbox: Anatomically shaped to allow your feet to remain in a natural position while providing extra room for heavy wool socks or booties.
• Emergency Quick-Release: Equipped with a heavy-duty, anti-snag zipper designed for a "fast-break" exit during middle-of-the-night alerts.

Condition: Used by our Troops in Fair Condition, may have some staining, may have a hole or two, may have some small rips, head adjustment straps may be non-functioning, Overall Fair Condition.