How was this not a thing sooner?
I am a side sleeper and have fought the mummy bag-style-sleeping bag on every backpacking trip I've been on (and there have been many). I've never been able to get comfortable on my side without adjusting the sleeping bag throughout the night. I need the warmth, without the mummy fit.
The zippers along this bag allowed me to sleep comfortably (both sleeping position and temperature) all night. You pick how much room you want and where (opening both zippers adds 10 inches of room to the bag-- which is a lot when it comes to mummy bags). I kept the zippers near my feet closed and the zippers closer to my face open. This allowed me to side sleep, and splay a leg out whenever needed. Even with the zippers at the bottom closed I had room to adjust when I switched sides. I am 5'6, athletic build, and the regular size fit well. I've taken this bag out on multiple overnight backpacking trips in the backcountry of Colorado.
My husband and I were able to zip these sleeping bags together for a night in the backcountry. The zippers are super easy to glide along, and function from both sides. This is a nice feature because you can zip up without pulling your arms out of the bag. I only ran into snags when I pulled too quickly or got impatient.
One of my biggest pet peeves is how a sleeping bag feels on your bare skin. I prefer to sleep in base layers or a liner because of it. These bags have a great material-to-skin feel, and because the 850 down is su...
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