[COMPATIBILITY] Compatible with Samsung Galaxy Z Fold4. High quality hydrogel, Self-Healing&Automatic Bubble Elimination Technology. (This product is plastic protective film, NOT glass protector.)[HD PROTECTIVE FILM] 96% high defintion transmittance, preserves the original screen brightness, It feels smooth＆natural and seems nothing on your phone's dispaly.[FULL BODY COVERED] 2 Cover Protector&1 Folding Screen Protector, premium soft plastic full covered to the edge of screen, premium flexible film will be folded&opened freely while protecting your entire 2 surfaces.[EASY INSTALLATION] Easy to install. Positioning mark design and comes with necessary tools and accessories for installation. And any bubbles or scratches will disappear automatically in 24 hours.[CUSTOMER SERVICE] Lifetime replacement. If there are several bubbles after installation, please wait for 24 hours till they disappear, and if you are not satisfied with the installation or the installation fails, you can contact customer service for new one for free.