Introducing to you the next generation Accessory for your device.The Armband strap is compatible with the iphone 4. The Armband is of Very High Quality. Exercise to your favorite soundtrack with an 100% skip-free iPhone 4 Simply wrap the band around your arm or wrist, secure it with the adjustable fasteners and you have easy access to all the controls. Just plug in a set of headphones and you're ready to run, lift, press, and more to the beat of your favorite tunes without missing a second. Flexible, lightweight armband Easy access to iPhone controls Simple and lightweight design.