The Divide Superlight series is Big Agnes' most technical system, using our half pad sleeve design. These mummy shaped bags combine lightweight versatility with a long line of pack-able creature comforts. Whether youre a, toothbrush-cutting ounce-counter or just concerned about weight and packed size in general, you will love a bag from this series. Features: - Integrated half pad sleeve with unique design keeps you securely attached to the pad from the hips up while allowing freedom of movement for your legs, more like a traditional mummy bag. Never roll off you pad again! - Half pad sleeve with adjustable strap holds ANY 20" wide rectangular or mummy shaped pad - DownTek water repellent down insulation - warm, dry and environmental friendly - Pertex? rip-stop nylon - Featherweight, high thread-cout fabric that is soft as silk with a small packing volume. WR surface treatment to repel water - Mummy shape decreases weight & packed size - Recycled mesh storage sack & nylon stuff sack included - Built in pillow pocket holds a fleece or Big Agnes pillow - Interior fabric loops for sleeping bag liners - 70" YKK #5 zipper. Mate together any of our left and right zip bags with the same size zipper - No-draft collar seals around neck to keep cold air from sneaking in - No-draft wedge insulates the connection betwen the bag and the pad - No-draft zipper tube insulates along the length of the zipper - Flow Construction: Insotect Flow is a flow-optimized insulation system that delivers uniform heat distribution and natural body contouring through its revolutionary baffle design. Flow Construction eliminates lateral and vertical down shifting by using vertical chambers with Flow Gates to regulate fill positioning and density. Strategically placed Flow Gates minimize vertical down shifting while vertical chambers minimize lateral shifting. With continuous vertical Flow chambers in place of traditional side seams, Flow bags eliminate potential cold spots which can occur with side seams. Vertical baffles now flow with your body for more rapid and uniform body heat distribution. Specifications: - Pad Size: Any 20" wide - Color: Black/green - Fill Type: 850 fill DownTek - Fill Weight: 16.5oz - Bag Weight: 2lb 9oz - Shoulder Girth: 72.5" - Hip Girth: 69" - Foot Girth: 44" - Stuff Sack Size: S-7.5x15" - Compressed Bag Size: 7"x6.5"