The 28.2 cm (11.1 inch) [245.2 x 138.1 mm] is the screen size of a specific device for which our website sells a range of screen protectors. Knowing the exact dimensions of the screen is crucial in selecting the right screen protector that fits perfectly and provides maximum protection. Our website offers a variety of screen protectors that cater to different needs and preferences, including tempered glass, anti-glare, and privacy screen protectors. By providing the accurate screen size, we ensure that our customers can easily find the right screen protector for their device and enjoy a hassle-free shopping experience.