OFTEN Adjustable Armband Running Sports Case Cover Holder Jogging For 4.7 inch Apple iPhone 6 (Black) This fabulous case is specially designed for sports such as running, jogging. Allow you to listen to the music when you do exercise. 100% Brand new and high quality Adjustable Velcro lets you adjust your arm band for maximum comfort. Arm-band is secure and will allow you to exercise and listen to music!