Longjohns

The Fury pants are durable, breathable, and comfortable fleece pants that are perfect for a variety of activities. They are made with Thermo Stretch brushed back fleece fabric, which offers excellent warmth to weight ratio and high levels of stretch.…

Patagonia's Capilene Theramal Weight Bottoms are warm, breathable polyester baselayers with minimal bulk. Polartec Power Grid fabric with Polygiene permanent odor control. Fair Trade Certified sewn. Patagonia says:  A breathable, lofted baselay…