Trolect (TM) Iphone Armband Case for Iphone 5, iPhone 5S, iPhone 5C, iPhone 4, iPhone 4S without case or with thin case for running or exercise with key holder pocket (Pink) Sweatproof and water resistant for full protection of your iPhone Adjustable velcro strap enables great fit for most people, big or small. Fits iPhone 4, 4S, 5, 5S, and 5C. Without a case or a thin case. Easily fit your iPhone into the armband to allow immediate workout or exercise Made of strong neoprene material while allowing full access to the touch screen Special Pocket for keeping you key while you exercise so you don't lose it!