Product Size: 12.5cm*15cmColor: black, blue, pinkMaterial: polyester, spandexPackage Contents: 1 mobile phone arm bag1. High quality material made of quick drying breathable lycra fabric. Flexible, lightweight and easy to install. It can hold your phone/keys/cash/credit cards and other necessities you may need in a convenient, secure, no-squeeze and non-slip.2. Comfortable and easy to wear, fit and light. Comfortable, non-irritating, non-distracting, does not rub against the skin when exercising. You never have to readjust or worry about it slipping during physical activity.3. Exercise, cycling, walking, jogging, outdoor travel sports. This armband is perfect for you, it's so light you won't even know it's there. Perfect for hands-free walking while you listen to music. If you love running at night, this armband is just what you need, with large reflective stripes to keep you safe at night.4. Compatible with all phone sizes The arm comes with enough space to store your phone because of its stretchy spandex material. It can even hold more than your phone. It's the perfect pouch for your keys, wallet, money and more. Now you don't have to worry about your stuff when you're active.5. Machine Washable: Stop using the same dirty armbands after a run or workout. Machine washable, just seal the strap that secures the phone and put it in the washing machine