Sonic Down (15°F / -9°C) Sleeping Bag

$679.95 $609.99

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$679.95 $609.99

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The NEMO Sonic 15 sleeping bag has everything you need from base camp to summit. With 850 fill DownTek insulation, it's warm enough for those cold weather outings that keep most people at home, but also has draft-proof Thermo Gills to help you dump heat on warmer nights. Combined with Insotect flow construction, stretch panels for side sleeping, and lightweight, top quality materials, the Sonic 15 is the do-everything bag for serious backpackers and high altitude enthusiasts alike.
  • Award-winning design allows for temperature regulation in variable mountain climates.
  • Adjustable Thermo Gills™ vent body heat at your core without letting cold air rush in.
  • Stretch construction at the knees allows side sleeping.
  • 850 Fill Power down is 100% Responsible Down Standard (RDS) Certified – it is traceable and ensures humane treatment throughout the supply chain.
  • Oversized draft collar seals in heat and keeps cold air out.
  • Waterproof/breathable footbox keeps feet warm.
  • Offset zipper creates a thermally efficient seal.
Fits Up To6 in6.6 in
Bag Weight2 lb 6 oz2 lb 9 oz
Packed Size18 x 11 in18 x 11 in
Compressed Volume 6.5L7.5L
Shoulder Girth61 in69 in
Hip Girth58 in63 in
Knee Girth53 in56 in
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