Engineered for explorers who demand efficiency, warmth, and reliability in extreme conditions, the SummitGuard 15° ultralight sleeping bag balances technical performance with trail comfort. The weatherproof Pertex® Quantum Pro shell shields you from moisture, while high-loft 800-fill RDS-certified down insulation retains heat in bitter cold.
- Mummy-style cut for thermal efficiency without sacrificing comfort
- Dual zippers for hands-free tasks and foot ventilation
- Black lining dries faster and traps warmth longer
- Includes compression sack for easy packing
- Tested ISO lower limit of 15°F (-9°C)
Planning your next trek? This top rated down insulation sleeping bag offers incredible compressibility and warmth for alpine missions. Here’s how to maintain your sleeping bag to extend its lifespan: store loosely, avoid direct sun, and clean only with gentle soap.
Sydney Hardy (verified owner) –
Took this ultralight sleeping bag to the Rockies and was never cold, even when temps dipped below freezing. Worth every ounce.
Cassandra Davis (verified owner) –
I was skeptical about buying a weatherproof sleeping bag online, but the SummitGuard exceeded expectations. Solid build, packs down small.
Jessica Thompson (verified owner) –
After researching 15 degree sleeping bag reviews, I went with the SummitGuard. It’s warm, light, and perfect for backpacking.