Product Dimensions: total length 470mm, width 195mm The strap is 258mm long and 48mm wide Color: silver Material: Neoprene Scope of application: within a 7.2-inch mobile phone Package content: 1pcs sports armband 1.Soft, skin-friendly material and comfortable design made of skin-friendly lycra and neoprene, super soft and light. Its 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 phones 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 peoples demand for different sports bracelet lengths, but also ensures breathability as it is not too long.