Big Agnes Crosho UL -20 Regular Left Sleeping Bag

"You asked for an ultralight bag that could withstand the rigors of high alpine bivies, be warm enough for the most extreme environments, and also pack efficiently and weigh next to nothing. Challenge met. Welcome back, the re-designed Crosho UL -20 bag. Built with a superlight, high tear strength shell, insulated with 850 fill power DownTek, and body mapped, thermally efficient baffles, this bag has your back (and all other body parts) when conditions make that a necessity.

Traditional mummy shape allows for light weight and increased thermal value

Body mapped baffle construction optimizes thermal efficiency

3D anti snag draft tube prevents heat loss along the zipper

Vertically structured side walls integrating contoured baffles trap heat closer to the body

Contoured hood baffles cradle the head for a more comfortable fit

Oversized interior anti draft collar

Ergonomic foot box construction provides more loft and warmth

Superlight shell fabric with high tear strength

DownTek water repellent down repels water while maintaining insulating value

Low profile cordlock lets you un-cinch the hood with one hand

Minimal zipper cuts weight and reduces cold spots

Zipper Garage

Interior fabric loops for sleeping bag liners

Streamlined exterior loops for hang drying or storage

Mesh storage sack and nylon stuff sack

Nylon ripstop shell fabric with a water repellent finish

Nylon ripstop lining

Insotect Flow construction

Stuff Sack Size Small: 9in x 20in / 23 x 51c/ Reg: 9in x 20in / 23 x 51cm / Long: 9in x 20in/ 23 x 51cm

Fill Weight Small: 33oz / 935g / Reg: 35oz / 992g / Long: 37oz / 1049g Compressed Bag Size Small: 8in x 8in / 20 x 20cm / Reg: 8in x 9in / 20 x 23cm / Long: 8in x 9in / 20 x 23cm

Bag Weight Small: 2lb 9oz / 1.16kg / Reg: 3lb / 1.36kg / Long: 3lb 4oz / 1.47kg "