Gym Running Sport Armband Case Compatible With iPhone 4,4G,OS4,IOS4 Adjustable Velcro Armband gives you the versatility of carrying your iPhone in a variety of ways. Armband is compatible with upper arm circumference: 10 - 15 inches. Color: Black. Size: Perfect Fit. This durable, lightweight armband case keeps your iPhone secure and protected. Accessory ONLY. iPhone not included.