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Sonic 0 Sleeping Bag


Sonic 0 Sleeping Bag


$ 499.95

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This sleeping bag will be your trusted partner for chilly nights in the backcountry


Cold overnight backcountry exploration and travel

About This Product

The Backpacker Editor’s Choice Award Winning Sonic has been praised as the only bag you really need from -20 to 40 degrees. Now updated for 2019 with a redesigned draft collar and draft tubes to create a secure seal against cold air; overstuffed 800FP hydrophobic, RDS certified down; and an updated profile and shaped footbox, the Sonic™ continues to rock out as the King of Comfort from basecamp to summit.


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

Overstuffed with 800FP hydrophobic down that is 100% Responsible Down Standard (RDS) Certified ensuring humane treatment and traceability throughout the supply chain

Redesigned draft collar and draft tubes create a secure seal to keep cold air out

Redesigned Toester waterproof/breathable footbox relies on an additional layer of synthetic insulation to reduce cold spots

Offset zipper creates a thermally efficient seal

Updated profile secures warmth closer to the body

Protected by the NEMO Lifetime Warranty


  • Temp Rating: 0F / -18C
  • Materials: (Exterior) Nylon, (Fill) Down
  • Weight: 2lb. 14 oz.
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