The 16.5 cm (6.5 inch) [143 x 78 mm] is the screen size of a specific device that our website sells a range of screen protectors for. This size is important to know when selecting the right screen protector for your device as it ensures a perfect fit and maximum protection. Our website offers a variety of screen protectors for this size, including tempered glass and film protectors, to suit different preferences and needs. By choosing the right screen protector for your device, you can prevent scratches, cracks, and other damages to your screen, ensuring its longevity and optimal performance.