KEEP WARM: Our thermal underwear sets effectively lock in heat and keep you warm in cold weather. A close-fitting on the waist could reduce shifting during movement and ensure all-time warmth
HIGH TECH SEAMLESS YARN: The seamless long john sets made from yarn material with anti-static do not easily adsorb small particles of dust and reduce skin friction, offering a soft and cozy experience
MOISTURE WICKING: Our base layer top and bottom offer excellent one way moisture wicking performance in the chest and back is quick to dry, keeping your body dry and comfortable during exercise
STRETCHY AND SUPPORT: With high stretch fabric around knee and elbow joints, the women's long thermal top and bottom sets are 4-way stretch, providing a full range of movement and support to your body
OCCASIONS: Thermal long underwear suitable for various outdoor activities such as skiing, cycling, running, hiking, climbing, and daily wear. An ideal thermal base layer set in cold winter