For intense workouts in cold weather, the Nike Pro Women's Hyperwarm Tights are a top-rated option on Amazon. These tights are designed with Nike's Hyperwarm technology, which helps to keep you warm and dry by trapping heat and wicking away sweat. The compression fit provides support and a locked-in feel, while the flat seams reduce irritation. The elastic waistband ensures a secure fit, and the neon color adds a stylish touch. Whether you're hitting the gym or going for a run, these base layer bottoms will keep you comfortable and stylish.