Marmot Col MemBrain

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Regular Long
Weight 3 lb 14 oz / 1774 g 4 lb 9 oz / 2069 g
Fill Weight 2 lb 6 oz / 1077 g 2 lb 10 oz / 1190 g
Temperature Rating -20 F / -29 C -20 F / -29 C
Fill 800 Fill-Power Down 800 Fill-Power Down
Shape Mummy Mummy
Max User Height 6 ft 0 in / 180 cm 6 ft 6 in / 200 cm
Price $639.00 USD $659.00 USD

Where to Buy

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Manufacturer's Description

Visit Marmot's Col MemBrain page.

Retailers' Descriptions

Here's what other sites are saying:

Marmot Col MemBrain -20F 800 Down Sleeping BagThe Marmot Col MemBrain -20F 800 Down Sleeping Bag is your perfect camping companion. Filled with the highest quality certified 800+ fill power goose down, the sleeping bag is soft, yet sturdy. It is made of Marmot MemBrain waterproof and breathable fabric, which withstands any weather condition. With the 9-Baffle chest section, you can ensure the down won't shift, no matter how much you roll inside. The sleeping bag features a reinforced foot box lining that protects your bag from damage, caused by boot liners or water bottles. To make sure that you don't need to go fumbling in the night, the bag features "feely" draw cords. The down-filled draft tube keeps away any cold that can seep in through the zipper. With the Marmot Col MemBrain -20F 800 Down Sleeping Bag, you can go to sleep at night, happy, safe and comfortable.

- SunnySports

All the comforts of home at fifteen thousand feet. Rated to -20 degrees, FahrenheitMarmot's Col MemBrain Sleeping Bag is filled in Santa Rosa, California with their highest quality 800+ fill goose down, and constructed with MemBrain waterproof, breathable fabric for outstanding weather resistance and durability. The down-filled draft tube features a hidden pocket for stashing nighttime essentials.


Find refuge at -20deg in the Alaska worthy Marmot Col MemBrain(R) sleeping bag. A weatherproof exterior shell protects against the elements with become trusted your home away from home on high glaciers, base camps and bivies. Waterproof, breathable MemBrain(R) fabric keeps moisture at bay and allows all 44 oz. of 800+ goose fill down to do its job Baffles on chest and feet sections run vertically to ensure down won't shift as you move 9'' loft provides warmth down to -20deg Nautilus 6-baffle hood uses the same construction as their 8000m down jacket, it wraps comfortably to keep you warm Velcro(R) free down-filled 6-inch collar keeps warm air trapped in your bag Forward cant foot box matches the natural lean of your feet Thermo-Pane foot box uses double layer baffle construction to keep your toes warm Reinforced foot lining allows you to store gear or wear liners without compromising durability Down-filled draft tube combats cold leaks through the zipper Zipper guard keeps zipper tracking smoothly and prevents the draft tube from getting caught Hidden draft tube pocket keeps headlamp or electronics out of the way but within easy reach Stretch Tricot Baffles increase the life of the bag, allowing it to be stuffed and unstuffed without tearing the baffle material 63/44'' Shoulder/foot girth Stuff sack and large volume storage sack included Filled and finished in Santa Rosa, California Reg - 6'0'' Long - 6'6''

- OMCgear

Take shelter at base camp in the -20 Degree Down Marmot Col MemBrain Sleeping Bag when the low pressure freezes your summit plans. As the roaring whistle of the wind bangs against the tent all night, all you'll feel is the unmatched warmth of 800-fill goose down inside the Col MemBrain's waterproof breathable ripstop shell.