Nike Challenger Flash Men's DriFIT Woven Running Pants Inspired by one of our favorite running shorts of the same name, these Challenger Flash Pants step up when the weather calls for more coverage of your trail runs. Sweatwicking woven fabric helps maximize your performance, plus a variety pockets are handy for snacks and essentials. Nike DriFIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable. Smooth woven fabric is lightweight and durable. Snapbutton side pockets help store your small valuables. Elastic waistband with drawcord provides a fit that feels just right. Snapbutton back pocket provides extra secure storage. More Details Engineered for worldclass athletes graphic Reflective Swoosh and graphics Embroidered Swoosh logo 100% polyester Machine wash Imported 100% POLYESTER.