Down Insulation
Natural down fill provides exceptional warmth for cold weather expeditions.
High-performance insulation for solo adventurers and couples seeking comfort in the great outdoors. These bags provide reliable warmth across multiple seasons and terrains
Natural down fill provides exceptional warmth for cold weather expeditions.
The tapered design maximizes heat retention for solo backpackers.
Choose between technical 1-person models or spacious double bags.
Our collection features specialized builds ranging from down-filled mummy bags to flannel-lined double options. These models are engineered for 3-season and cold weather performance.




Look through Sleeping bags, Cold weather bags, For adults, 3-season bags to see how the BSWolf models split.
Read the listed parts and finishes — Mummy Down Sleeping Bag for Cold Weather; Double Flannel Sleeping Bag for Two People — rather than a slogan.
Pick a BSWolf model from Sleeping bags, Cold weather bags, For adults, 3-season bags when that is the job you have.
Compare BSWolf models on Sleeping bags, Cold weather bags, For adults, 3-season bags. Examples: Mummy Down Sleeping Bag for Cold Weather; Double Flannel Sleeping Bag for Two People.
The mummy shape kept me incredibly warm during a cold 3-season trek in the mountains.
The double flannel bag is incredibly spacious and comfortable for two people at the campsite.
I appreciate how the down insulation packs down small for my long-distance backpacking trips.
We offer 3-season and 4-season models suitable for both mild and cold weather.
Yes, we feature double sleeping bags with flannel lining designed for two adults.
The 1-person mummy style is designed for backpacking to provide maximum warmth and efficiency.
Our down and mummy-style bags are specifically designed for backpacking and travel.