Nike Dri-FIT technology moves sweat away from your skin for quicker evaporation, helping you stay dry and comfortable. Built-in briefs offer a comfortable, supportive feel. A drop-in pocket in front provides storage for your essentials. 100% polyester Perfect for your training or the big race, the Nike 10K Shorts are made with lightweight fabric, sweat-wicking technology and perforated side panels to keep you cool, dry and comfortable. Customize the colors and details to create a coordinated look for your team.