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MontBell U.L. Super Stretch Down EXP Hugger Sleeping Bag: -20 Degree Down

Item #MTB0043 | 2 in Stock

How would you rate this for a summit bag on an 8k m expedition....

By Ranked #1127 - Sleeping Bags April 27, 2009

How would you rate this for a summit bag on an 8k m expedition. Could you wear a down suit or bulky layers inside?

Helpful Votes: 0 Yes | 0 No

By Backcountry.com Sponsored Athlete Ranked #564 - Sleeping Bags October 2, 2009

It depends on how big you are and what size bag you purchase. If the bag fits too snug over a down suit, the down will compress and lose its loft, resulting in cold nights. In summer (even at 8km), you don't need a very cold-rated sleeping bag if you intend to wear your down suit inside. I would say +5F or even warmer. This method is a great way to save on weight and bulk. A -40F bag AND a down suit is complete overkill, unless you plan to climb in winter or the arctic. Buy a sleeping bag with decent circumference, not a snug version like this model. Even on the highest Himalayan peaks the warmest bag I ever use (in summer) is rated -10F, and I still never get inside with my down. (Feathered Friends Widgeon)

Helpful Votes: 0 Yes | 0 No

By Ranked #1 - Sleeping Bags September 26, 2009

I'd choose a -40 degree bag @ the very least considering you'll have camps above 20,000ft but still be prepared to layer. Here's the two I would consider in order of preference: http://www.backcountry.com/outdoorgear/Western-Mountaineering-Bison-Gore-WS-Sleeping-Bag-40-Degree-Down/WES0008M.html http://www.backcountry.com/outdoorgear/Marmot-CWM-EQ-Sleeping-Bag-40-Degree-Down/MAR0585M.html

Helpful Votes: 0 Yes | 0 No

Tech Specs:

Material:
[Shell] 15-D Ballistic Airlight Nylon 
Insulation:
800-Fill down 
Shape:
Mummy 
Draft Collar:
Yes 
Max User Height:
[Regular] 5ft 10in (174.8cm); [Long] 6ft 4in (193.1cm) 
Shoulder/knee Circumference:
[Regular] 53-71 / 43-57in (135-180 / 109-145cm); [Long] 57-76 / 47-63in (145-193 / 119-160cm) 
Stuff Size:
[Regular] 7.9 x 15.6in (20.1 x 39.6 cm); [Long] 8.5 x 16.8 (23.3 x 43.2cm) 
Stuff or Storage Sack:
Stuff 
Degree:
-20F (-29C) 
Weight:
[Regular] 3lb 6oz (1530.8); [Long] 3lb 12oz (1700.8g) 
Recommended Use:
Backpacking, climbing, winter camping 
Manufacturer Warranty:
Lifetime 
Country of Origin:
China 
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