When they're this warm, cozy, and - dare we say - badass, why would you wear anything else? The waterproof felton features an outsole designed to stay flexible in freezing temps, extra warming insulation, a cushioning insole, and a cold-weather rating of -20˚c (that's -4˚f). this rugged pair is equally ideal for mountain hikes and braving your way through the frozen section of the grocery store.