The napsack has zippers at the shouldres, so you can stick your arms out, and a cinch at the bottom so that you can open it up and stick your legs out.
Hike it up to your waist, cinch it, and wear it like a puffy coat around the campfire and crawl right back into your tent without having to leave the warmth of your bag.
Equip with a chest pocket that fits a phone and has a pass through hole for your headphones to run internally and it has pockets like a puffy jacket.
Sizing Fits Up to:
Extra- Large: 6'8"