Marmot Hydrogen Long

This weighs less than a empty coffee mug.
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.

Fabric:

• Full baffle construction

Fit:

• Nautilus 6-Baffle Hood - 6 Chambers of Down Around Head for Better Down Control and Fit, Hood Cord is Positioned for Easy Access

Insulation:

• Insulated Draft Tube - Eliminates Cold Leaks Through the Zipper
• Certified 850+ Fill Power Goose Down, Independently Tested and Certified by International Down and Feather Laboratory in Salt Lake City, Utah. Retested at Fill Time in Santa Rosa to Ensure 850+ Fill Power Every Time.

Sizing:

• Full Length Zipper

Zippers:

• Velcro®-free Face Muff - Keeps the Drawcord and Zipper Away from Your Face
• Zipper Guards - Help Repel Biting Zipper Coils

Features:

• Classic Trapezoidal Foot Box - For More Foot Room
• Stretch Tricot Baffles - Provide Ultimate Strength, Durability and Bag Life
• Stuff and Storage Sack Included - Store and Pack Just Like Your Sleeping Bag
• EN Tested