Samsung privacy Ceremic Screen ProtectorThis products is a kind of special screen protective glass which designed for solving the screen abrasion caused by frequent writing and touching in daily life,it is a kind of update technology based on the third generation electrostatic crystal scratch resistant (3 layer glass with filming) named carbon scratch resistant: it has been tested by 10000 times repeated scratch resistant test and the intensity of it reaches 5H(similar to the strength of rigid metal surface), meanwhile, it can also ensures normal screen sensitivity. Samsung privacy Ceremic Screen ProtectorThis products is a kind of special screen protective glass which designed for solving the screen abrasion caused by frequent writing and touching in daily life,it is a kind of update technology based on the third generation electrostatic crystal scratch resistant (3 layer glass with filming) named carbon scratch resistant: it has been tested by 10000 times repeated scratch resistant test and the intensity of it reaches 5H(similar to the strength of rigid metal surface), meanwhile, it can also ensures normal screen sensitivity. Samsung privacy Ceremic Screen ProtectorThis products is a kind of special screen protective glass which designed for solving the screen abrasion caused by frequent writing and touching in daily life,it is a kind of update technology based on the third generation electrostatic crystal scratch resistant (3 layer glass with filming) named carbon scratch resistant: it has been tested by 10000 times repeated scratch resistant test and the intensity of it reaches 5H(similar to the strength of rigid metal surface), meanwhile, it can also ensures normal screen sensitivity.