Keep Warm: Wrap yourself in warmth and comfort whenever, wherever with these Men's Thermal Lined Pants. These underwear leggings gently wrap your bottoms and legs to keep you cozy and warm on cold-weather days and nights. Breathable: It's unique structure helps manage your body's climate while offering breathability. Not only is it breathable but it also offers a smooth and dry sensation through its moisture-wicking properties that take away the feeling sticky while staying odor-free. Close To The Body: An elastic waistband plus a 4-way stretch design helps you perform and move without limits. Smooth and seamless against the skin, you'll never think you're wearing a base layering at all. Washing instructions: These Thermal pants for Men are machine washable with like colors, only non-chlorine bleach when needed. Tumble dry low and iron with press cloth if needed.