Heavyweight Base Layers
4 products
Originally designed for winter mountaineering on Mount Washington, Minus33 Heavyweight clothing has seen action in both the Antarctic and Arctic, and even to the Summit of Mount Everest. Anyone venturing out in the cold will greet our Heavyweight clothing with a warm welcome as either a base, mid or outer layer. When you need to keep the ever-present cold from seeping in, our Expedition items will be your best friend.