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

Manufacturer's Description

Visit Marmot's Col MemBrain page.

Retailers' Descriptions

Here's what other sites are saying:

Adventure out in harsh winter conditions with confidence. This cold-weather sleeping bag uses premium 800-fill goose down and a waterproof Pertex shell to keep you warm all the way down to -20degF.


Certified 800+ fill-power goose down protected by a Pertex waterproof, breathable fabric shell in the Marmot Col -20F Sleeping bag emphasizes the elite performance necessary for the most serious of cold-weather adventurers. Marmot cross-baffle construction prevents down from shifting, thereby eliminating potential cold spots. The 11-baffle wraparound footbox with reinforced footbox lining increases warmth all the way to your toes. Nautilus Six-baffle hood prevents heat loss from your head. Feely drawcords are easy to find in the dark. Ground-level side seams maximize thermal efficiency. Down-filled draft-tube seals zipper to prevent heat loss. Constructed of 30-denier nylon. Hidden draft tube pocket. Made in USA and Imported.

- Cabela's

All the comforts of home at fifteen thousand feet. Rated to -20 degrees, Fahrenheit-the Marmot Col MemBrain is filled in Santa Rosa, California with high 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.

- Mountain Gear

Take shelter at base camp in the -20 Degree Down Marmot Col 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 Pertex Shield shell. A down-filled draft tube makes sure that you head doesn't get too cold, and a hidden pocket lets you keep a few items close at hand and out of the cold.

- Backcountry.com