The key to being active in cold weather is a good base layer that provides warmth, moisture wicking, and freedom of movement. This thermal top and bottom set has stretch fabric designed for all kinds of endeavors, like camping, hiking, skiing and other outdoor activities. They are quite comfortable, so you may also want to wear them for your indoor inactivity.
100% polyester, stretch woven for performance
Moisture wicking for dryness
Brushed lining for warmth & comfort
Performance long underwear by Gold Medal brand