Most buyers assume they must have a “fully waterproof” shell, then pay extra for 3‑layer membranes and 20,000 mm tags they rarely test in real life. In reality, water‑resistant jackets and mid‑range waterproof shells already cover most everyday and hiking scenarios if you understand their ...

Most people buy “the warmest jacket they can afford” and then sweat, freeze, or both. Lab work on multi-layer clothing shows that total comfort comes from how layers work together, not from one monster parka. This guide explains the base–mid–shell system using real insulation and comfort data so ...