When it comes to tackling the cold, a functional and efficient base layer can make all the difference. As the temperature drops and days become shorter, all you want to do work from while being wrapped in a cozy blanket. Thermajohn Men Thermal Underwear Pants are designed so that you can go out and enjoy your everyday lifestyle and outdoor activities in the colder months of the season. Whether you are hunting deep in the woods, swooshing down the snowy slopes or just going to the office, our thermal compression pants are sure to keep you warm and cozy, even in the harshest days and demanding weather conditions.The slim fitting pants can be worn under your pair of trousers, jeans or ski pants; you will feel them only by the warmth they deliver and never by the weight or bulkiness. The best part about our pants is that they provide warmth without the weight. Thermal leggings mens gives you the warmth of three layers at the weight of one. The robust fleece lining which helps maintain the body temperature reduces potential friction and keep you at a comfortable temperature. For the perfect combination, match your Thermajohn Thermal Underwear Baselayer Bottom with our Thermajohn Thermal Baselayer Shirt!Features:Anti-odor technology: Prevent and neutralize the smell generated by perspirationFlatlock seams: Reduces skin irritation and discomfortMoisture wicking: Absorbs the sweat from the skin and prevents stickinessHeat retention: Locks in the heat to keep you warmFlat elastic band: Feels invisible under your pair of tight ski pantsOpen fly design: Make your unexpected calls of nature more comfortable and convenientFour-way stretch: To allow full mobility and ease of movementAvailable in below sizes: X-Small / Small / Medium / Large / X-large / XX-large / XXX-largeSpecification: Material: 92% Ultra Soft Polyester and 8% Four Way Stretch Spandex