Nemo Sonic 0 Sleeping Bag Rain versatile climbing backpack for alpine

versatile climbing backpack for alpine activities

an updated chin strap adds more efficiency and security while on the rock

And a dual battery system lets you use the included rechargeable lithium-ion power pack or AA battery pack (sold separately)

and fast-drying FreeWave® fabric

Nemo Sonic 0 Sleeping Bag Rain versatile climbing backpack for alpineBuilt to be the only bag you need from 20F to 40F, weve updated our Backpacker Editors Choice award winning big mountain bag, Sonic, for even greater warmth, tuneability, and reduced environmental impact. With this bag, we are launching our next generation Thermo Gills with a new multistage zipper system that dramatically increases the usable temperature range of the bag and allows fine tuning of comfort from within the bag. Sonics new chevron baffle