Temporarily Out Of Stock
Don't get too bummed. This item is on the way and will be available for purchase as soon as it rolls into the warehouse.
Can't wait? Consider one of the other -40 to 4 Degree Down Sleeping Bags we have in stock.
View Similar ProductsConquer extreme cold with the Ascent 1100 Down Sleeping Bag—ultralight, warm, and adventure-ready
What Our Gearhead® Experts Are Saying:
"This bag is incredibly warm and spacious, making it perfect for extreme winter conditions. The recycled fabric is both lightweight and durable, and the trapezoid baffles do a great job of eliminating cold spots. It's an excellent choice for anyone tackling high-altitude adventures or cold-weather camping."
When temperatures plummet, the Rab Ascent 1100 Down Sleeping Bag is our trusted refuge in extreme conditions. Designed with 650-fill hydrophobic duck down and recycled Pertex Quantum fabric, this bag provides exceptional warmth and durability while remaining lightweight and packable. The wide mummy shape offers comfort for a restful night's sleep, even when layered with additional clothing. Trapezoid-shaped baffles prevent cold spots, and a close-fitting neck baffle keeps heat locked in. The 3/4-length zipper with a down-filled baffle ensures easy access while maintaining warmth. With thoughtful features like an internal stash pocket, compression sack, and left-to-right zip compatibility, the Ascent 1100 is ready to take on the coldest adventures.
Details
- Extra cozy sleeping bag for mountaineering, winter camping, and extreme cold expeditions
- Hydrophobic duck down provides exceptional warmth and moisture resistance
- Recycled Pertex Quantum fabric is lightweight, durable, and eco-friendly
- Trapezoid-shaped baffles eliminate cold spots and maximize loft
- Wide mummy shape and angled foot box increase comfort
- Internal zip pocket keeps your headlamp at the ready
- Stuff sack and storage bag included for toting and stowing
- Item #RABZ0H3
- Responsible Collection
- Recycled/Repurposed, Responsibly Sourced
- Material
- [face fabric] 30D Pertex Quantum (100% recycled nylon), fluorocarbon-free DWR finish, [lining] 20D 100% recycled nylon
- Insulation
- 650-fill duck down (RDS-certified), Nikwax fluorocarbon-free hydrophobic finish
- Shape
- wide mummy
- Zipper
- 3/4-length, left or right
- Max User Height
- [regular] 6ft .8in, [long] 6ft 6.7in
- Shoulder Circumference
- [regular] 63in, [long] 63.8in
- Hip Circumference
- [regular] 52.8in, [long] 53.5in
- Foot Circumference
- [regular] 42.5in, [long] 43.3in
- Bag Length
- [regular] 84.6in, [long] 90.6in
- Draft Tube
- internal 3D collar, zipper baffle
- Pockets
- [internal] 1 zippered
- Pad Retainer
- no
- Fill Weight
- 38.8oz (1100g)
- Degree
- -13°F
- Storage Sack
- cotton with drawcord
- Stuff Sack
- included
- Stuff Size
- 17.7 x 10.2in
- Claimed Weight
- [regular] 3lb 12.8oz, [long] 4lb
- Activity
- backpacking, winter camping, mountaineering
- Manufacturer Warranty
- lifetime