The ZERO Mummy sleeping bag is built for cold-weather and high-altitude expeditions. It uses 850+ fill-power down, a durable water-resistant shell, hood design with pull-cords, and shoulder/zipper baffles to lock in warmth. Comfort rated around 14 °F and comfort limit 0 °F making it a serious mountaineering option.Exceptional Warmth & Comfort: Hooded design with shoulder and zipper baffles to minimize heat loss. Adjustable collar and hood cords help retain warmth for comfort below 32°F (0°C).Functional Design: Internal collar pocket for essentials, plus four small pouches sized for heat warmers when extra warmth is needed.Premium Construction: Made with durable, water-resistant materials and high-quality white duck down for excellent warmth-to-weight performance. RDS certified for responsible sourcing.Compact & Portable: Compresses to about 13 x 7 inches in the included nylon compression sack and comes with a mesh bag for long-term storage.Ideal for Various Conditions: Perfect for mild to cold adventures and performance mountaineering, offering standout warmth for its class and price.
