9H GOLD tempered glass Samsung Galaxy A13 5G - Transparent Premium glass Tempered 9H glass for the best protection of your device Samsung Galaxy A13 5G. The glass protects the straight part of the display and sticks over the entire surface, so it adheres to the phones display perfectly and covers only the straight part of the display, ending at the point where the display begins to bend. The Samsung Galaxy A13 5G protects 5x more impact than normal protective glass. Glass gluing instructions Application is easy. Clean the display as best as possible with the enclosed cloth soaked in alcohol and, after drying, polish the surface with the enclosed microfiber cloth. Before attaching the glass, make sure that no dirt remains on the display that would prevent the glass from adhering perfectly or they could devalue it. Before pressing the tempered glass, make sure that the glass is perfectly centered in height and width, and expel the air from the center to the edges. What does 9H ha