The PUMA Bolt Relaxed Warm-Up Short is made with a dryCELL highly functional fabric that draws sweat away from your skin and helps keep you dry and comfortable during exercise. Reflective logo and other reflective items offer enhanced visibility in low light conditions. Mesh inserts add improved air circulation at critical heat zones. Mp3 pocket for additional convenience. Ventilation provides improved air circulation at critical heat zones. Laser cut eyelets give improved ventilation. 11" inseam. 100% recycled polyester. Imported.