Since the cost of more expensive film screensavers shop, function better, so please parents also do not bargain and customer service, this is a waste of their time with each other, thank you parents for your cooperation! Compare dimensional buyers to make a purchase in order to avoid discrepancies size. Brand notebook size may be slightly error, and can not guarantee that all brands all models without error, please buyers understanding. Caution: In order to make the film does not stick to the bubbles on the screen, the film must take before you clean the screen very, very clean, a little bit of fly ash are not (there is a fly ash has a bubble oh), please buyers to hold their own Oh Note: good quality screen protection film a total of three, and then stick around after both layers should be removed, leaving only the middle layer of the eye like a blue film run: blue color good for eye health, because of the nature of each color kinds of objects on the level of absorption and reflection of light is different. Modern science and technology have proved that blue eyes moistening protective film can not only reduce the direct stimulation produces intense rays of the eyes, but also more substantial absorption of UV damage to the eyes great. Run blue eye mask, make the eyes produce a very comfortable feeling. Scientists have brain waves vary with color vision experiments found that the brain waves of red reaction alert, blue is relaxing. Blue and green are given human nature psychological sedatives. People have such an experience, when the mood irritability, to the park or the beach to see, the mood will soon calm, this is the blue and green of the psychological adjustment results. These shades also help reduce skin temperature, reducing pulse rate, lower blood pressure, reduce the burden on the heart and so on. So, when the day's work you feel physically and mentally tired. Stressful. Mental stress, the appropriate contacts at the two colors will regulate nerve. Sedative, relieve fatigue. Especially natural green of dizziness. Fatigue. nausea and negative emotions have a certain role. Thus, blue eye mask bound to run science and technology to develop the theory of blue eyes moistening screen film effectively protect the eyes vision. Products using PET materials, new generation of high transparent liquid crystal screen protection special materials; protective film surface by the wear scratch, wear high strength; protective film after UV treatment to prevent ultraviolet damage to the eyes and skin, play radiation protection features; light transmission rate of 98%, after pasting the screen is more vivid. Experts advise: the poor quality of the liquid crystal film 1, will be posted to blur on the screen directly affect your vision. 2, and once a long time that you want to remove it when you find a thick layer of glue residue on your host screens to clean him is not an easy thing, and sometimes even accidentally will hurt the screen; 3, abrasion resistance is not high, the use of the liquid crystal film is very short time; 4, poor light transmission of the liquid crystal film will damage the eyes carefully point, I'm sure you can stick good!