The 10.9 cm (4.3 inch) [96.5 x 55.3 mm] is the screen size of a specific device for which our website sells a range of screen protectors. It is important to know the exact screen size of your device in order to choose the right screen protector that fits perfectly and provides complete protection. Our website offers a variety of screen protectors that are designed to fit this specific screen size, ensuring that your device is protected from scratches, cracks, and other damages. With our range of screen protectors, you can keep your device looking new and functioning at its best for longer.