Designed for hikers who demand performance, the TrailSpire 20° mummy sleeping bag offers reliable warmth for cool-weather adventures. Built with TechLoft Micro synthetic insulation, it traps heat efficiently without adding bulk.
- Rated for 20°F (-6°C) — ideal for spring, fall, and mild winter nights
- Contoured hood and chest baffles keep cold air out
- Durable ripstop polyester shell with soft lining for maximum comfort
- Includes a compression stuff sack for easy packing with other backpacking gear
Whether you’re planning a weekend hike or an extended trek, this bag fits the bill as the best 20 degree mummy sleeping bag for backpacking.
Christopher Kelley (verified owner) –
Super impressed with the warmth! It held up great on a frosty overnight hike and compressed nicely into my pack.
Christina Meadows (verified owner) –
I’ve used this mummy sleeping bag on multiple camping trips—it’s lightweight, comfortable, and never feels bulky.
Thomas Young (verified owner) –
Bought this as the top rated synthetic sleeping bag for hikers—lives up to the hype. Great value for serious backpackers!