Featuring 650-fill-power, water-resistant down, the Big Agnes Sidney 25 sleeping bag lets you customize its length and width based on temps, maximizing warmth and mobility without sacrificing weight. FILL. 650-fill-power DownTek down. WEIGHT. Regular - Right Zip: 2 lbs. 3 oz. Short - Right Zip: 2 lbs. 1 oz. COMPRESSED VOLUME. Regular - Right Zip: 4.35 liters. Short - Right Zip: 3.11 liters. TEMPERATURE RATING (F). 25

• Exterior cinch and hook-and-loop closures let you decide the length and width based on temperature or how you sleep, maximizing warmth and mobility without sacrificing weight
• DownTek insulation absorbs 30% less water and dries 60% faster than untreated down, and retains significantly more loft than untreated down after exposure to moisture
• Included REM Pad Sleeve secures your bag to the pad so you don't roll off the pad at night; REM pad sleeve detaches and doubles as a storage sack
• Thermally efficient vertical structured sidewalls trap heat close to your body while the contoured shape of the hood cradles your head in lofty comfort
• Traditional mummy shape allows for light weight and increased thermal value
• Superlight, soft-shell fabric with high tear strength and Insotect Flow construction
• Interior zippered stash pocket
• Vaulted footbox creates more wiggle room for your feet
• Contoured hood baffles cradle your head for a comfortable fit
• Low-profile cordlock lets you un-cinch the hood with only one hand
• Oversized interior anti-draft collar
• 70 in. (178cm) YKK #8 antisnag zipper with zipper garage
• Interior fabric loops for sleeping bag liners; exterior loops for hang drying or storage
• Includes a mesh storage sack and nylon stuff sack
• Mate together left and right zip bags