Vangoddy Neoprene Workout Exercise Armband (Black /Orange) Compatible with all devices 5 x 3.25 x .35 inches or smaller Double stitched high density scratch resistant perfect-fit neoprene exercise armband Neoprene armband equipped with an extra rear interior plastic layer making it the most sweat/water resistant armband on the market Built in comfort key pocket, and removable extender strap allows for essential storage space and a one size fits all armband Includes small strap to secure your excess headphone cord which is perfect when running, jogging, jumping rope, bike riding...etc