Moisture Resistant Durable Neoprene Workout Armband - Black Durable Neoprene Workout Armband manufactured to fit Smartphone Made of a breathable Neoprene material to avoid moisture build up while you workout. Clear window lets you see your phone's screen so you can see who's calling you or check the time Touch fastener Adjustable strap allows you to adjust the armband for a more comfortable fit Prevents damage to your phone from objects in your pockets or purse.