SumacLife Workout Outdoors Sport GYM Armband Case For Samsung Galaxy Alpha / Avant / LG Volt - Prepaid Phone / Tribute / HTC Desire 510 (Blue) Full screen protector allows full touch screen functionality Made of neoprene material, keeps your phone safe when you are exercise Provide excellent protection during sport, such as running, biking, jogging, walking, working out etc. Adjustable Touch fastener arm strap. Arm strap dimensions: 11' - 16' in. SumacLife hardcore workout armband with key slot and earphone cord excess holder