Arkons SM-ARMBAND fits the Apple iPhone 4S, 4, 3GS, iPod touch 3.5 and other small smartphones up to 4 in screen size or 4.5 in height. Comfortable to wear, SM-ARMBAND is made of stretchable, sweat-resistant neoprene and features an adjustable elastic armband that secures with a nylon hook-and-loop enclosure. Reflective safety strips help keep you safe while jogging at night. A touch-compatible plastic cover enables operation of the phones screen while in the armband holder. Also included is a small storage pouch thats perfect for ID, money, or a key. Cutouts on both the top and bottom of the armband provide flexibility for plugging in an audio jack. SM-ARMBAND is ideal for running, jogging, workouts, or any kind of active lifestyle. For an armband that fits larger smartphones, Arkon recommends XL-ARMBAND (up to 4.3 screen size or 5 in height), XXL-ARMBAND (up to 4.8 screen size or 5.25 in height, including iPhone 5 with a case on it), ARMBAND5 (up to 5.3 screen size or 5.5 in height) or ARMBAND6 (up to 6.3 screen size or 6.5 in height, including iPhone 6 Plus). Note: when choosing an armband for a smartphone with a skin or ruggedized case on it, choose the next largest size than recommended for best results.