Combining the suppleness required for all-day comfort and easy packability with the robustness to protect in extremely wet weather, the Mountain Equipment Makalu Jacket is among our most popular waterproof jackets for year-round mountaineers, climbers and walkers. Whether pulled on in the face of building storm clouds or worn all day through relentless winter drizzle, it offers proven protection during high-mileage mountain days and in severe weather.