NANO Hi-tech Full Invisible Liquid Screen Protector -Nano invisible protection of new technology that could easy to carry. -The product is liquid state, only need smearing, not limited by models. -Nano coating is directly to paint on the screen, permeates screen surface layer, easy to use. -Strong anti bacterial, anti corrosion, it can prevent the bacterial from infecting. -Nano invisiable protection, which is effectively anti oil, anti water and anti fingerprint. 纳米高科技液态屏幕保护膜 -纳米隐形保护新技术，易于携带。 -