The 35.8 cm (14.1 Zoll) [312 x 176 mm] is the screen size of a specific device that our website sells a range of screen protectors for. By providing this measurement, customers can ensure they are purchasing the correct size screen protector for their device. The 312 x 176 mm measurement refers to the length and width of the screen, which is important to know when selecting a screen protector that will fit properly. Our website offers a variety of screen protectors to choose from, including tempered glass and film protectors, to help keep the device's screen safe from scratches, cracks, and other damage.