Adjustable Bicep length:approx 22-36.5cm (8.6"-14.4")Compatible model:Suitable for iphone6Using Occasion:Hiking, climbing, Showering, Riding, Swimming, cycling, Jogging, working outFunction:Touch-screen operation, play games, video, pictures, send text messages, calls and other functions usingMOQ:500pcs, mix color is okPackage:Opp Bag and Safe Carton,or as your requiredKey Pocket:Yes,Storing your keys or small spare funds when you are doing sportsOEM&ODM:Yes,welcome to print your logo on the armband