How to Layer Clothes for Winter Hiking: The 3-Layer System
TL;DR: The 3-layer system keeps you warm and dry while winter hiking: a moisture-wicking base layer (merino or synthetic, never cotton), an insulating mid layer like fleece or a puffy, and a waterproof, windproof shell. Add a balaclava, gloves, and wool socks below freezing, and vent layers before you start sweating. How to Layer Clothes for Winter Hiking: The 3-Layer System The thermometer reads 22°F. Wind slices through your jacket....
