Backcountry.com says:
Get some shut-eye in the death zone with a little help from the Marmot CWM EQ -40 Degree Down Sleeping Bag. This 800-fill goose-down-insulated bag is built for the coldest, harshest weather on the planet--from the South Col to the South Pole. Its waterproof breathable MemBrain fabric prevents rogue bits of water from clumping your down and affecting your chances of summiting and getting home safely.
Specs
Price |
Historic Range: $468.27-$718.95 |