Running and Exercise Workout Armband Case for iPhone 8 7 6 6S Plus Mobile Cell Phones with Adjustable Sport Band, Reflective Border, Touch Screen Protection and Key Holder (Black) COMPATIBILITY: Fits the iPhone 8 Plus, 7 Plus, iPhone 6 / 6S Plus phones USE: Full touch-screen control, cutout for home button, easy access to ear phones and a slot for your house key DESIGN: This armband is made of durable lycra neoprene SIZE: Adjustable sizes from 9 to 15 inches - for larger arms please see our armband extender which is sold separately SAFETY: Night reflector feature allows for increased visibility in low light conditions