Big Agnes Cinnabar -20 (850 DownTek)

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Vendor: Big Agnes

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Designed for the burliest expeditions, the Cinnabar  -20° will quickly become your best buddy when summiting the highest peaks and braving unforgiving winter conditions. Built with a superlight, high tear strength shell with a PFC-free waterproof coating, insulated with premium 850 fill power DownTek™ water-repellent down, and designed with body mapped, thermally efficient baffles, this bag has you covered when it counts.
  • Specialized fit designed for sleeping in layers and changing inside the bag
  • PFC-free water repellent coating keeps you dry without the use of harmful chemicals
  • Baffle shape maximizes loft while keeping liner and heat close to the body
  • Side-access zipper on opposite side of full zipper for quick-access and heat retention
  • Internal mesh stash pocket for phones and other little ditties 
  • Insulated tube along upper hood opening seals out drafts when cinched 
  • Oversized draft collar with adjustability
  • 3-D anti-snag draft tube prevents heat loss along the zipper
  • Ergonomic footbox with increased insulation
  • Interior bottom of footbox features polyester taffeta fabric with a moisture wicking finish for durability and moisture management
  • Low-profile cordlock lets you uncinch the hood with one hand
  • Left zip, 70" / 178cm YKK #5 anti-snag locking zipper for a smooth, quick zip
  • Zipper garage
  • Interior fabric loops for sleeping bag liners
  • Streamlined exterior loops for hang drying or storage


  • Total Weight: 4lb
  • Fill Type: 850 DownTek™
  • Total Fill Weight: 41oz
  • Compressed Bag Size: 9.5" x 8"
  • Stuff Sack Size: 26L 10" x 21"
  • Max User Height: 6'
  • Recommended Pad Size: Works with any pad size or style. Use higher insulation pads in colder conditions.
  • Shoulder Girth: 64"
  • Hip Girth: 58"
  • Foot Girth: 40"

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