These lightweight tights provide both breathability and warmth. Dri-FIT fabric helps wick moisture away to keep you dry and comfy. Ergonomic seaming matches your body's national motion to help prevent chafing. Reflectivity on thighs to provide street safety. Dri-FIT insets on back of the knee helps breathability. Mesh origami pocket to hold your keys, money, or your media player. Zippers at outside of lower legs for easy on and off. 88% polyester and 12% spandex. Machine wash cold, line dry.