CWM MemBrain Long

$919.00 
#22570 | Updated | 

Used, abused, tested, approved. 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.

Sizing & Fit Guide

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CWM MemBrain Long

Used, abused, tested, approved. 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.

Features

Feature List
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
Main Materials
Pertex Shield 30d 100% Nylon 2 Layer R/S 2.3 oz/yd
Weight
5lbs 0oz (2268g)
Fill Weight
50.19oz (1423g)
Bag Temperature F
-40° F
Bag Temperature C
-40° C
Bag Loft
10
Bag Zipper position
LZ, RZ
Lining Material
Pertex Microlight 30d 100% Nylon Ripstop 1.3oz/yd
Insulation Material
800+ Fill Power Goose Down

Technology

Pertex Shield®

Pertex Shield represents a fusion of technically advanced face fabrics with a breathable microporous waterproof coating. With the focus on durability, Pertex Shield combines wind and water protection with excellent comfort, by reducing condensation build-up within the garment. Benefits include balanced wind and water protection, core performance and excellent durability.

Wash & Care

Why do we encourage proper care of our clothing and gear?

Because you have invested in (or are thinking about investing in) one of the most technically advanced pieces of apparel or equipment you'll ever own and we want to make sure you have the information you need to protect and care for your purchase. Proper care assures you will optimize the performance of your Marmot product and maximize its service-life.

Sleeping Bag Care

  • Hand wash warm, 105 degrees Fahrenheit or 40 degrees Celsius or machine wash Warm, Gentle cycle in a front load washer only.
  • If you need to use a detergent, only use powdered form
  • Rinse thoroughly
  • Do not wring your sleeping bag
  • Hang dry or tumble dry on low heat. If tumble drying a down bag, toss a couple of clean tennis balls in the dryer to help re-loft the bag
  • After your bag is dry, store in a loose storage container. Cotton or mesh stuff sacks or extra-large pillow cases work well
  • Do not store in a space where temperatures could exceed 125 degree Fahrenheit
  • Do not bleach
  • Do not iron
  • Do not dry clean

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