Running in a noisy city can be a major drawback, allow Nathan Sonic Boom iPhone 4 carrier to eliminate the obnoxious noises around you allowing you to escape into a world filled with waterfalls and grassy green fields.
Designed for iPhoneŽ 4
Clear window provies music player protection with easy access to controls
Soft, stretchable armband is stable but not binding
Moisture wicking for comfort during intense workouts
Reflective accents for added visibility
Adjustable to allow for receivers, compatible with Nike + iPod