Water Resistant Cell Phone Armband Case Running Holder Adjustable Strap Pocket KeyProduct descriptionDimensions: total length 470mm, width 180mmThe strap is 258mm long and 48mm wideColor: silver, blue, rose redMaterial: NeopreneScope of application: within 6.4 inch mobile phonePackage content: 1pcs sports armband1.Soft, skin-friendly material and comfortabledesign made of skin-friendly lycra and neoprene, super soft and light. It's easy to bend, bend, and twist so that it stays in place for comfortable movement. The light and soft feel of this bracelet will maximize your comfort while you wear it.2.Safe for night sports the reflective strip around the viewing window and wrist ensures visibility and safety when driving at night.3.Super Convenient Access to Your Phone Highly sensitive screen allows you to view and operate your phone's touchscreen effortlessly. In this case, the screen reacts just as quickly as it does to the screen. This is a quick and easy way to adjust the volume or change songs on your phone.4.Practical, user-friendly design key slot and precise cutouts for headphone connection. Never worry about carrying your keys in your pocket or losing them at the gym or while running. It keeps your phone safe and allows you to listen to music freely.5.Adjustable Length: Sport Band is suitable for people with an arm circumference of 21 to 40 cm when used with extension straps. The design of the extension strap not only ensures people's demand for different sports bracelet lengths, but also ensures breathability as it is not too long.