This armband designed for iPhone 11 pro max / xs max / 7 plus / 8 plus . supports devices up to 6.5 size Intelligently designed with dual buckle loops & an adjustable elastic band making it so easy to adjust the armband to your arm. No more hassles with uncomfortable extension straps or armbands that don't fit! Our encased phone armband acts as a workout phone holder while offering full protection and allowing easy access to your phone’s touchscreen functionality and headphone jack Our premium sports cell phone armband is designed to comfortably fit all Apple iPhones, Samsung Galaxy, Android, Pixel, LG, Moto, Huawei and other smartphones similar in size and dimensions!