Hydrogen Long

$379.00 
#22450 | 

The Hydrogen delivers enough warmth for ultra-light cool-weather climbs and backcountry excursions, while still weighing in at a wispy one pound for light and fast climbs and hikes.

Sizing & Fit Guide

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Hydrogen Long

The Hydrogen delivers enough warmth for ultra-light cool-weather climbs and backcountry excursions, while still weighing in at a wispy one pound for light and fast climbs and hikes.

Features

Feature List
  • Filled and Finished in Rohnert Park, California
  • Certified 850+ Fill Power Goose Down
  • Down Defender to Improve Water-Resistance in Wet Conditions
  • EN Tested
  • Pertex© Microlight® Shell and Lining Fabric
  • Full baffle construction
  • Nautilus 6-Baffle Hood
  • Classic Trapezoidal Foot Box
  • Insulated Draft Tube
  • Full Length Zipper
  • Zipper Garage
  • Stretch Tricot Baffles
  • Hood Draw Cord
  • Velcro®-free Face Muff
  • Stuff and Storage Sack Included
  • Zipper Guards
Main Materials
Pertex Microlight 20d 100% Nylon Ripstop 1.06 oz/yd
Lining Material
Pertex Microlight 30d 100% Nylon Ripstop 1.4oz/yd
Insulation Material
850+ Fill Power Goose Down
Fill Weight
13oz (369g)
Bag Loft
4
Bag Temperature F
30° F
Bag Temperature C
-1° C
EN Rating
Comfort: 39.2°F / 4.0°C | Lower Limit: 29.8°F / -1.2°C | Extreme: 1°F / -17.2°C
Interior Length
89in (226cm)
Bag Dimensions (Shoulder x Hip x Foot)
63in (160cm) x 59in (150cm) x 41in (104cm)
Bag Zipper position
LZ
Weight
1lbs 12oz (794g)

Technology

Pertex Microlight®

Microlight is well balanced and offers weight reduction whilst maintaining good strength and abrasion resistance. Benefits include being lightweight, soft, windproof, downproof and durable.

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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