Sports Armband with Dual Arm-Size Slots Custom Made for HTC One (M8 & E8) / HTC ONE M7 and other HTC smartphone (Rose) Optimal sports flexibility for the HTC One Made of stretchable, washable and sweat resistant neoprene material Dual arm size slots allow maximum adjustability Machine washable Case Outer dimension: 7.0 0.5 4.0 inch.Note :Please check your device dimension whether suit this case before purchasing