This high-end sleeping beauty hides behind a great price point. At first glance, the KSB 20 is a lofty 20 degree down sleeping bag that is compact, comfortable, and is a great complement to any of the Inertia or Static camping pads. Look closely and you’ll see careful craftsmanship details. Starting at the feet, you get a perfectly shaped half moon foot box. we over-stuff the foot box with five opposed baffles to lock in foot warmth. The middle of the bag is sewn together with flexible baffles that hug your body and eliminate air movement. We end the stretch just below the chest so that you can still maneuver in the bag., while having the option to sleep with a down jacket on colder evenings. The KSB 20 Down features a mummy hood in addition it also has a 3/4 length zipper with guard. It is made from lightweight breathable tenacity fabrics for extra sleeping comfort and also utilizes an adjustable neck collar to minimize heat loss for cold sleepers and cold nights. And did we mention the light weight and minimal pack size? Its weighs only 2.75 lbs! And packs down to a mere 12″ x 6.5″. Look no further, you’ve found your high quality ultralight backpacking sleeping bag.