Armband, Samsung Galaxy J7 Universal Sport Armband up to 5.5inch Screen Size Running Pouch For Workout Touch Compatible + Key Holder - Black Armband Compatible with Samsung Galaxy J7 (2015) / BOOST MOBILE J7 PREMIUM MATERIALS: Made of stretch resistant neoprene. The Trianium Sport Armband designs to easily bends, flexes, twists, and folds without warping. Comfort-grip keeps the band firmly on your arm during workouts and running. Multi-slot Adjustable Velcro Armband Will Fit Almost Any Arm Size Up To 14". Compatible with iPhone 6/SE/5SE/5S/5C/5/4S, Samsung Galaxy S7/S6/S5/S4, S6 Edge. full use of your Smartphone through the protective screen cover on the armband with fully touch compatible, easily answer calls, manage your playlist, or activate your stopwatch without removing the phone. Water resistant design protects against water and sweat. Built-in key pocket; secret compartment stores your house key while exercising. LIFETIME WARRANTY: offers maximum protection for the life of your