NEMO's award-winning Sonic is the only bag you need from -20degrees F to 40degrees F. All the best fabrics, redesigned draft collar and draft tubes, overstuffed 800FP hydrophobic, RDS certified down, and an updated profile maintain Sonic's reputation as the King of Comfort from basecamp to summit.
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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.
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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.
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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.
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Offset zipper creates a thermally efficient seal.
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Updated profile secures warmth closer to the body.
- Protected by the NEMO Lifetime Warranty.
Specs
& Sizing
| Capacity |
1 |
| Minimum Weight |
3 lb , 0 oz / 1.36 kg |
| Packed Size |
15.5 x 8.0 in dia / 39 x 20 cm dia |
| Temp Rating |
0F / -18C |
| EN Lower Limit |
-1 |
| Fill Type |
Down |
| Fill Weight |
1 lb , 9 oz / 720 g |
| Fits Up To |
6' / 183 cm |
| Shoulder Girth |
61 in / 155 cm |
| Hip Girth |
58 in / 147 cm |
| Knee Girth |
53 in / 135 cm |
| Compressed Volume |
7.7 |
