Features: 87% Polyester, 13% Spandex Warm & Water Resistant: Newly upgraded fleece lined running tights add more thickness for superior comfort and warmth in 20-50℉ cold weather. WATER RESISTANT fabric can handle light rain for a short time and provides wind protection 3 Convenient Pockets: Side Pockets and Upgraded Zip Rear pocket can hold a 6.7" mobile phone, not only available for cards, keys, or wallets Drawstring Waistband: Elastic waistband with an inner drawstring for an adjustable fit. Gusseted crotch to maximize free movement. Flatlock front design to minimize rubbing and chafing Ankle Zippers: Zippers at the ankles allow for an easy-on and get extra airflow. Reflective elements increase visibility during a night run for safety Multi Occasion: Men's leggings are perfect for running, cycling, athletics, hiking, skiing, traveling and other outdoor activities in cold weather. You can use it as a compression base layer under ski pants or jeans