The 10.9 cm (4.3 inch) [96.5 x 55.3 mm] is the screen size of a specific device that our website sells a range of screen protectors for. By providing the exact measurements, customers can easily identify if their device matches the size and purchase the appropriate screen protector. Our website offers a variety of screen protectors to choose from, including tempered glass, anti-glare, and privacy options, all designed to fit and protect the 10.9 cm (4.3 inch) screen. With our selection of high-quality screen protectors, customers can ensure their device stays protected from scratches, cracks, and other damages.