The Helmet Diamond Glass 4D is a tempered glass screen protector designed specifically for the Oppo Reno 5 Lite 4G and Oppo Reno 4 Lite 4G. Its 4D construction ensures full coverage of the front display, extending seamlessly over the curved edges to leave no part of the screen exposed. This black-bordered protector shields your device from daily wear by resisting scratches, shocks, and dust accumulation. Because it is built for ultra-sensitivity, you can interact with your phone precisely without feeling any lag in touch response. The installation process is designed to be bubble-free, allowing you to achieve a clean, professional fit that blends into the phone's original design.