3D Armor Glass is a special protective glass that protects the screen of the Samsung Galaxy A42 5G smartphone. Its structure is four times stronger than ordinary glass and increases resistance to edge cracking. Tempered glass protects the entire surface of the touchscreen with rounded edges, not just the flat part of the phone screen. Armor Glass protective glass allows up to 92% of light to pass through, maintaining the original quality of the image displayed. The ultra-smooth, oleophobic surface is also responsive when scrolling and texting. The set with the glass includes installation instructions in Polish and accessories for cleaning the screen. Product features: - 4 times stronger than normal glass - Greater resistance to edge cracking - Customised shape with rounded 3D edges - 92% light transmission (transparent image) -. Protects the entire screen surface (edge to edge) - Smooth and sensitive gliding with fingers Compatible with fingers with fingerprint reader (if available). Only 0.33 mm thick. Compatible with protective cases.