What's the Hydrophilic screen protector ?

First contact with the membrane of the friends know that the film is not tempered glass, but a soft film, but it is different to the normal soft film. The material used in the hydration film is a layer of TPU or PET, it has a strong ductility and retraction. It is equipped with automatic repair scratches function, do not like other film so thick, so this film will not affect the phone feel