Best Ultralight Down Sleeping Bag

Sea to Summit Spark 18-Degree Ultralight Down Sleeping Bag, Regular

  • 18-degree Fahrenheit (-8-degree Celsius) ultralight down sleeping bag for 2-season backpacking, bike packing, and touring.
  • technical mummy shape features hood and zipper draft tubes.
  • High-loft 850 fill power down insulation (Responsible Down Standard certified) treated with ULTRA-DRY Down to improve reaction to moisture, retaining loft and performance.
  • Ultralight, compressible 10D nylon shell with 7D liner fabric for minimal weight and bulk.
  • Broad mummy shape provides adequate room for a natural sleeping position.
  • baffle construction is fine-tuned to the temperature rating and prevents down fill from shifting.
  • Regular size bag has a max user height of six feet.
  • compresses to 4.6 liters with included Ultra-Sil compression sack.
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Sea to Summit Spark 5-Degree Ultralight Down Sleeping Bag, Regular

  • 5-degree Fahrenheit (-15-degree Celsius) ultralight down sleeping bag for 3-season backpacking, bike packing, and touring.
  • technical mummy shape features hood and zipper draft tubes.
  • High-loft 850 fill power down insulation (Responsible Down Standard certified) treated with ULTRA-DRY Down to improve reaction to moisture, retaining loft and performance.
  • Ultralight, compressible 10D nylon shell with 7D liner fabric for minimal weight and bulk.
  • Broad mummy shape provides adequate room for a natural sleeping position.
  • baffle construction is fine-tuned to the temperature rating and prevents down fill from shifting.
  • Regular size bag has a max user height of six feet.
  • compresses to 6.6 liters with included Ultra-Sil compression sack.
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Sea to Summit Spark 5-Degree Ultralight Down Sleeping Bag, Long

  • 5-degree Fahrenheit (-15-degree Celsius) ultralight down sleeping bag for 3-season backpacking, bike packing, and touring.
  • technical mummy shape features hood and zipper draft tubes.
  • High-loft 850 fill power down insulation (Responsible Down Standard certified) treated with ULTRA-DRY Down to improve reaction to moisture, retaining loft and performance.
  • Ultralight, compressible 10D nylon shell with 7D liner fabric for minimal weight and bulk.
  • Broad mummy shape provides adequate room for a natural sleeping position.
  • baffle construction is fine-tuned to the temperature rating and prevents down fill from shifting.
  • Long size bag has a max user height of six feet six inches.
  • compresses to 7.7 liters with included Ultra-Sil compression sack.
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Hyke & Byke Snowmass 0 F Hiking & Backpacking Sleeping Bag - 4 Season 650FP Duck Down Sleeping Bag - Ultralight - Black - 78in - Regular

  • 0 Degree Sleeping Bag for Camping: Perfect cold weather sleeping bag features WR 650 fill power duck down insulation with a revolutionary microscopic....
  • Hiking Gear: Designed for thru-hiking, backpacking and camping, this ultralight sleeping bag boasts superior weight-to-warmth ratio at only 3.38 lbs....
  • Hydrophobic Water Repellent: DWR-Coated camping sleeping bags for adults feature 400T 20 D ripstop nylon fabric liner, 2 large YKK zippers with....
  • Save Space & Weight: Don't sacrifice comfort! The regular mummy sleeping bag will fit a 6ft person.
  • Warm but ultralight, 4 season winter sleeping bag.
  • Hyke & Byke Sleeping Bags: USA-based brand offers premium quality camping gear collection of adult & kids sleeping bags, camping tents & sleeping pods....
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Sea to Summit Spark 28-Degree Ultralight Down Sleeping Bag, Regular

  • 28-degree Fahrenheit (-2-degree Celsius) ultralight down sleeping bag for 2-season backpacking, bike packing, and touring.
  • technical mummy shape features hood and zipper draft tubes.
  • High-loft 850 fill power down insulation (Responsible Down Standard certified) treated with ULTRA-DRY Down to improve reaction to moisture, retaining loft and performance.
  • Ultralight, compressible 10D nylon shell with 7D liner fabric for minimal weight and bulk.
  • Contoured mummy shape provides adequate room for a natural sleeping position.
  • baffle construction in the torso and sewn-through in the leg area.
  • Regular size bag has a max user height of six feet.
  • compresses to 2.5 liters with included Ultra-Sil compression sack.
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Hyke & Byke Quandary 15 F Hiking & Backpacking Sleeping Bag - 3 Season, 650FP Duck Down Sleeping Bag - Ultralight - Black - 78in - Regular

  • 15 Degree Sleeping Bag for Camping: Perfect cold weather sleeping bag features WR 650 fill power duck down insulation with a revolutionary microscopic ClusterLoft base to keep you warm from 15 - 50 F.
  • Hiking Gear: Designed for thru-hiking, backpacking and camping, this ultralight sleeping bag boasts superior weight-to-warmth ratio at only 2.71 lbs for Regular.
  • Hydrophobic Water Repellent: DWR-Coated camping sleeping bags for adults feature 400T 20 D ripstop nylon fabric liner, 2 large YKK zippers with anti-snag sliders, velcro, drawstring & vertical baffles.
  • Save Space & Weight: Don't sacrifice comfort! The regular mummy sleeping bag will fit a 6ft person.
  • Warm but ultralight, 3 season winter sleeping bag.
  • Hyke & Byke Sleeping Bags: USA-based brand offers premium quality camping gear collection of adult & kids sleeping bags, camping tents & sleeping pods for all your adventures in the great outdoors.
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Hyke & Byke Shavano 32 F Hiking & Backpacking Sleeping Bag - 3 Season, 650FP Duck Down Sleeping Bag - Ultralight - Black - 78in - Regular

  • 32 Degree Sleeping Bag for Camping: Perfect cold weather sleeping bag features WR 650 fill power duck down insulation with a revolutionary microscopic ClusterLoft base to keep you warm from 32 - 60 F.
  • Hiking Gear: Designed for thru-hiking, backpacking and camping, this ultralight sleeping bag boasts superior weight-to-warmth ratio at only 2.13 lbs for Regular.
  • Hydrophobic Water Repellent: DWR-Coated camping sleeping bags for adults feature 400T 20 D ripstop nylon fabric liner, 2 large YKK zippers with anti-snag sliders, velcro, drawstring & vertical baffles.
  • Save Space & Weight: Don't sacrifice comfort! The regular mummy sleeping bag will fit a 6ft person.
  • Warm but ultralight, 3 season winter sleeping bag.
  • Hyke & Byke Sleeping Bags: USA-based brand offers premium quality camping gear collection of adult & kids sleeping bags, camping tents & sleeping pods for all your adventures in the great outdoors.
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Hyke & Byke Eolus 0 F Hiking & Backpacking Sleeping Bag - 4 Season, 800FP Goose Down Sleeping Bag - Ultralight - Black/Clementine - 78in - Regular

  • 0 Degree Sleeping Bag: Perfect cold weather sleeping bag features WR 800 fill power goose down insulation with a revolutionary microscopic ClusterLoft base to keep you warm from 0 - 30 F.
  • Hiking Gear: Designed for thru-hiking, backpacking and camping, this ultralight sleeping bag boasts superior weight-to-warmth ratio at only 3.10 lbs for Regular.
  • Hydrophobic Water Repellent: DWR-Coated camping sleeping bags for adults feature 400T 20 D ripstop nylon fabric liner, 2 large YKK zippers with anti-snag sliders, velcro, drawstring & vertical baffles.
  • Save Space & Weight: Don't sacrifice comfort! The regular mummy sleeping bag will fit a 6ft person.
  • Warm but ultralight, 4 season winter sleeping bag.
  • Hyke & Byke Sleeping Bags: USA-based brand offers premium quality camping gear collection of adult & kids sleeping bags, camping tents & sleeping pods for all your adventures in the great outdoors.
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Hyke & Byke Eolus 15 F Hiking & Backpacking Sleeping Bag - 3 Season, 800FP Goose Down Sleeping Bag - Ultralight - Black/Clementine - 78in - Regular

  • 15 Degree Sleeping Bag for Camping: Perfect cold weather sleeping bag features WR 800 fill power goose down insulation with a revolutionary microscopic ClusterLoft base to keep you warm from 15 - 50 F.
  • Hiking Gear: Designed for thru-hiking, backpacking and camping, this ultralight sleeping bag boasts superior weight-to-warmth ratio at only 2.54 lbs for Regular.
  • Hydrophobic Water Repellent: DWR-Coated camping sleeping bags for adults feature 400T 20 D ripstop nylon fabric liner, 2 large YKK zippers with anti-snag sliders, velcro, drawstring & vertical baffles.
  • Save Space & Weight: Don't sacrifice comfort! The regular mummy sleeping bag will fit a 6ft person.
  • Warm but ultralight, 3 season winter sleeping bag.
  • Hyke & Byke Sleeping Bags: USA-based brand offers premium quality camping gear collection of adult & kids sleeping bags, camping tents & sleeping pods for all your adventures in the great outdoors.
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