Sonic 0 Reg (2022)

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Sonic™ Down Sleeping Bag

 Trusted Partner in the Backcountry



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. The contoured hood with drawstring cord creates maxiumum thermal  efficiency, and stretch construction at the knees allows side sleeping.  Toester™ footbox is tailored for foot comfort, waterproof/breathable,  and includes a layer of synthetic insulation to reduce cold spots.   Best Use  Mountaineering        

  • 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. 

What's Included

  • Compression stuff sack
  • Mesh storage bag


& Sizing

 Capacity 1   Minimum Weight 3 lb , 2 oz / 1.41 kg   Packed Size 16.0 x 8.5 in dia / 41 x 22 cm dia   Temp Rating 0F / -18C   EN Lower Limit -1   Fill Type Down   Fill Weight 1 lb , 11 oz / 760 g    Fits Up To 6'6" / 198 cm   Shoulder Girth 69 in / 175 cm   Hip Girth 63 in / 160 cm   Knee Girth 56 in / 142 cm   Compressed Volume 8.03     

& Materials

 Shell Fabric 20D Nylon Ripstop w/ DWR   Footbox Fabric 40D Nylon Ripstop OSMO™ w/ DWR   Lining Fabric 30D Nylon Taffeta w/ DWR   Color Granite / Sunburst Yellow   Zipper Location Left   Stuff Sack Compression stuff sack, Mesh storage bag   Insulation 800 FP Down