Western Mountaineering
Ultralite 20F Sleeping Bag
Sleep System See the lightest Sleep System, ranked by weight822g
0.822 kg · 1.81 lbs
Weight & Specs
Weight
822 g
Measured
size Regular (6'0")
Weight source
Manufacturer (westernmountaineering.com), checked Oct 2026
Weight (kg)
0.822 kg
Weight (lbs)
1.81 lbs
Brand
Western Mountaineering
Category
Sleep System
Product page
View on manufacturer site
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About this gear
Hand-sewn sleeping bag, 29oz, 850+ fill power goose down, three-season
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