The Duofold Women's Mid-Weight Wicking Thermal Leggings are a must-have for any outdoor enthusiast. These leggings are made from a blend of polyester and spandex, providing a comfortable and stretchy fit. The moisture-wicking fabric keeps you dry and warm, while the flatlock seams prevent chafing. Whether you're hiking, skiing, or simply lounging at home, these leggings are a versatile addition to your wardrobe. With their excellent quality and affordable price, it's no surprise that they are a best seller on Amazon.