SumacLife Mesh Sport Gym Armband Case for Nokia Lumia / Samsung Galaxy S4 / Google Nexus 5 (Gray Mesh) Neoprene Double Pockets Mobile Pouch Arm Bag with Touch fastener Strap. This Mobile Arm Band Bag can bring convenience to you when you wear this bag for sporting, bicycling, running or climbing. It has a zippered main compartment and a Touch fastener front pocket Made of neoprene material,the Double Pockets Arm Bag give you a soft feelings when you wear it. Adjustable Touch fastener arm strap. Arm strap dimensions: 11' - 16' in.