Therm-A-Rest Boost 650™ 20F/-6C Sleeping Bag Emergency Supplies 5") + better hook clearance

5") + better hook clearance for loading fat bikes

protecting delicate skin against the chamois

Pack Access- Panel

•Kinetic Fit™ BASE removable contoured insole for flexible support

welded soft shell upper

Therm-A-Rest Boost 650™ 20F/-6C Sleeping Bag Emergency Supplies 5") + better hook clearanceUltra 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 bagpick 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 bags internal space and tuck insulation around the sleeper to boost warmth by up to 10F 6C. Multi Use Arm