Stay light and agile with the On Running Core 5" men's running shorts. Designed for ultimate comfort and performance, they feature a secure inner brief, an elastic waistband, and three pockets, to keep your essentials close while you move. Wherever your run takes you, the integrated inner brief stays in place, feels incredibly soft, and helps prevent irritation caused by chafing. Plus, side slits at the hem give you extra freedom to move effortlessly.