Product Description
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.
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.
Technical Specs
| Best Use | Backpacking/Camping/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.
An Epic Adventure

Built for Adventure. Rooted in Community.
Epic was created from a simple belief: life is meant to be experienced, not watched from the sidelines.
What started as a passion for wind, water, nature, and exploration has grown into a community built around adventure, learning, and connection.
Through Epic Adventures, Epic Gardens, and Epic Adventure Scouts, we bring people together to explore the outdoors, develop new skills, and reconnect with the natural world.
Whether you’re riding wind and waves, learning how food grows, or guiding the next generation of explorers, Epic exists to help people live fully and intentionally.
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Our Mission
To inspire people to live healthier, more adventurous, and more connected lives through nature, movement, and community.
We believe adventure isn’t just about adrenaline — it’s about growth, confidence, and discovering what you’re capable of.
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The Epic Ecosystem
Epic Adventures
Guided outdoor experiences designed to push limits and unlock unforgettable moments.
From kiteboarding downwinders to coastal adventures and retreats, Epic Adventures is about getting outside and living the story.
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Epic Gardens
A farm-to-community movement focused on growing food, sharing knowledge, and reconnecting people to the land.
Epic Gardens celebrates local agriculture, sustainability, and real food grown with intention.
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Epic Adventure Scouts
A youth leadership and outdoor skills program designed to help the next generation build confidence, character, and resilience.
Through hands-on learning, entrepreneurship, and nature-based skills, we help young explorers develop the mindset and tools to thrive.
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Why Epic Exists
In a world that often pulls people indoors and online, Epic is about bringing people back to what matters:
• Adventure
• Nature
• Community
• Growth
• Freedom
We believe the most powerful experiences happen outside, together, and in motion.
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Join the Adventure
Epic isn’t just a brand — it’s a community of explorers, builders, and lifelong learners.
Whether you’re joining an adventure, supporting local food, or helping shape the next generation, you’re part of something bigger.
Welcome to Epic.






