Arc'teryx Alpha SV Bib - Men's - $324.32

As the burliest mountain pants in the Arc'teryx lineup, the Men's Alpha SV Bibs keep you bone dry in the worst mountain storms thanks to three-layer Gore-Tex Pro material. Not only do these waterproof breathable pants fight off horrendous snowstorms with ease, they also keep you from overheating with an ultra-breathable Schoeller Dynamic softshell upper. Waist-to-ankle side zippers provide ventilation and allow you to put on these pants even when you're wearing mountaineering boots. Arc'teryx added a through-the-crotch zipper to the Alpha SV Bibs to make answering natures call a little easier. - $324.32