Smart Armband Holder for Running

Smartphone armband holder for running.Run tie connect kit for running with phone, compatible with sizes 4.7 to 7.2 inch.Includes Run tie connect, Run tie armband and Phone tie connect.Tie connect system for fast assembly and disassembly of mobile phones whilst running.Horizontal and vertical lock with 45 degree angle twist locking system.Phone tie connect is compatible with fixed mount of Garmin bicycle computer.Applicable arm circumference 20-60cm