SumacLife Premium Sports Exercise Gym Sport Armband case For Samsung Galaxy J7 J5 / Amp 2 / Amp Prime / Kyocera Hydro Reach / Lenovo Vibe K5 Plus (Black) Keeps your phone secure and out of the way Lightweight neoprene keeps sweat and moisture wicked away Adjustable Hook-and-loop strap lenght measures 12-18", Ideal to fit most arm sizes Slot in side to fit a key. Keeps you from having to keep all your bulky keys with you! Hook-and-loop strap is prefect for wrapping excess headphone cord around