Arc'teryx Norvan 4 Nivalis - Women's Colour:Black/Arctic Silk An author of several books

An author of several books

Sustainable: Manufacturing process emits 95% less carbon emissions than virgin aluminum

The large power button makes toggling through the setting intuitive and also includes a battery indicator light that when toggled on quickly illuminates green

Equipped with a proprietary Arnitel® TPEE midsole that demonstrates benchmark resiliency

Five pockets (two zip)

Arc'teryx Norvan 4 Nivalis - Women's Colour:Black/Arctic Silk An author of several booksRun through the winter in the Norvan Nivalis. The stable, adaptable Norvan, built for varied terrain, gets a watertight upgrade with a GORE TEX upper cover and over ankle gaiter to seal out snow and water, keeping your feet dry. Tread confidently on snow and mud with winter optimized outsole lugs, and when its icy, easily add carbide spikes or slip on microspikes. When winter is at its harshest, don't break stridethe Norvan Nivalis is your