The ZERO Mummy Sleeping Bag is engineered for high-altitude, low-temperature expeditions, offering superior warmth, durability, and comfort for mountaineers and outdoor enthusiasts. With its premium materials and thoughtful design, it’s ideal for tackling the coldest conditions.
Technical Specs
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Best Use
Mountaineering
Temperature Rating (F/C)
Comfort: 14 F/ -10 C Comfort Limit: 0 F/ -18 C
Weight
Short: 2 lb. 3 oz. (1000 g) Regular: 2 lb. 10 oz. (1200 g) Long: 3 lbs. (1400 g)
Zipper Location
Right
Material
10D taffeta nylon
Insulation Type
White duck down
Fill
850+ fill power (RDS certified) Short: 570 g of down fill Regular: 750 g of down fill Long: 1020 g of down fill
Shape
Mummy
Fit (User Recommended Height)
Short: Fits up to 5' 6" (168 cm) Regular: Fits up to 6' (183 cm) Long: Fits up to 6' 6" (198 cm)
Dimensions (L x shoulder/hip width)
Short: 73 x 31/18 inches Regular: 80 x 31/20 inches Long: 87 x 31/20 inches
Gender
Unisex
Shipping Time: Orders processed and shipped within 24-48 business hours of placement date. Shipped from Arizona. Delivered in 2-6 days with FREE GROUND SHIPPING on all orders over $99, that ship within the 48 contiguous United States. Additional shipping options available.
Key Features
Exceptional Warmth & Comfort:
Hooded design minimizes heat loss and keeps your head warm.
Shoulder and zipper baffles prevent cold air infiltration, ensuring core warmth.
Collar and hood pull-strings trap body heat for comfort below 32℉/ 0ºC.
Functional Design:
Internal pocket near the collar for storing essentials like a cell phone or flashlight.
Four small internal pouches designed to hold heat warmers for extra warmth.
Premium Construction:
Made with water-resistant, durable materials to withstand intense use.
Filled with high-quality white duck down, providing industry-leading fill power for exceptional warmth-to-weight ratio.
RDS (Responsibly Down Standard) certified for ethical sourcing.
Compact & Portable:
Compresses to approximately 13 x 7 inches in the included ripstop nylon compression sack, saving valuable pack space.
Includes a mesh storage sack for proper long-term care.
Ideal for Various Conditions:
Designed for mild to cold weather excursions and high-performance mountaineering.
Provides unmatched warmth compared to other sleeping bags at this price point.
