Our lightest sleeping bag option, this “climbers bag” functions very well as a part of an ultralight sleep system when the UL down garments are integrated or cached in your pack in case of an emergency bivouac.

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• Spiral Stretch System (US.Patent NO. 7,900,301)
• High quality 800 fill power down
• 12-denier Ballistic Airlight fiber nylon
• Spiral baffles & bias oriented fabric
• Polkatex® DWR treatment
• Drawstring neck adjustment to hold in body heat
• Full length zipper that "turns the corner" to offer a quilt option
• Auto lock zipper
• Tapered stuff sack

• Temperature Rating: 50 F / 10 C
• Max User Height : 6 ft.
• Inside Shoulder Girth : 56.7”~68”
• Inside Knee Girth : 45.7”~54.9”
• Stuffed Size : φ4.8” x 9.1”
• Color: GM(Gunmetal)
  
• [Weight] 13.8 oz.
  Fill Weight: 4.5 oz.