Therm-A-Rest Boost 650™ 20F/-6C Sleeping Bag

Available from Ascent Outdoors when we last checked. Sold from the shop’s own store; the price there is the one that counts.

Ultra-comfy three-season backpacking sleeping bag with adjustable shape and warmth. Customizable Comfort: Enjoy the spacious freedom of the semi-rectangular bag or the cozy warmth of a mummy bag—pick the shape and temperature that keeps you comfy at night with just a zip. WarmZip™ Tech: Patent-pending center zipper design zips up to reduce the bag’s internal space and tuck insulation around the sleeper to boost warmth by up to 10F/6C. Multi-Use Arm Holes: Reach the WarmZip, read a book, play car