Marmot CWM MemBrain -40F Degree Down Sleeping Bag

$818.95 - $838.95
Write a Review

The Marmot CWM MemBrain -40 Degree Down Sleeping Bag is for the extreme bag for the worst conditions. High in the Himalayas, No Problem. Deep in the Andes, No Problem. Deep in the Alaskan backcountry, No Problem. This is possibly the warmest,best sleeping bag in the world. High-quality 800+ fill-power goose down and Pertex Shield waterproof, breathable fabric form the core of this portable environment designed to deliver restful sleep in the harshest alpine environments. Over-engineered with sturdy reinforced linings and countless baffles for a lifetime of dependable comfort and protection.

  • Filled and Finished in Rohnert Park, California
  • Certified 800+ Fill Power Goose Down
  • Reinforced Foot Box Lining
  • Nautilus 6-Baffle Hood
  • Down-Filled Draft Tube
  • Ground-Level Side Seams
  • Hidden Draft Tube Pocket
  • Stretch Tricot Baffles
  • Stuff and Storage Sack Included
  • Zipper Guards
Marmot CWM -40
 Size 6'0" 6'6"
Temperature Rating -40 F -40 F
Insulation 850+ Goose Down 850+ Goose Down
Fill Weight 47 oz. 50 oz.

Inside Girth

Shoulder/Hip/Foot (in)

63" / 61" / 45" 65" /63" / 47"
Total Weight 4 lb. 15.5 oz. 5 lb. 4.5 oz.

Stuff Size (in)

9.5.5" x 19" 7.5" x 16"

*All measurements are in inches