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Warm, lightweight and quick-drying, the REI Activestretch women's pants are designed for those who won't settle for staying in. Relaxed fit is great for cool-weather outdoor training, trail running, hiking and even power lounging. Activestretch fabric features a moisture-wicking fleece inner face and a smooth outer face that's perfect for aerobic activity in cool weather. Wide elastic waistband with adjustable drawcord offers an extremely comfortable fit. Ergonomic seam placement complements your natural movements, and flatseam construction reduces chafing. Internal key pocket. Fabric offers a UPF rating of 50+.