For those who prefer the Nike brand, the Nike Pro Women's Hyperwarm Leggings are a great choice for cold weather workouts. These leggings feature a brushed interior for added warmth and a snug fit that moves with your body. The Dri-FIT technology helps to keep you dry by wicking away sweat, while the flat seams reduce irritation. Whether you're hitting the gym or going for a run, these leggings will keep you comfortable and stylish.