【Suit For】Antisuppression training glasses, suitable for kids amblyopia corrective test and suitable for four hole lamp filter. 【Portable Convenient】You can use it and put it on any reading material, such as books, tablet PC, computer screens, etc. Can also be applied to persons wearing glasses. 【Eye Training】Eye training is a great tool to balance the function of your two eyes, used for visual function training such as stereoscopic and antisuppression. 【Application】Help reduce inhibition and balance your eyes for eyes and intermittent exotropia. Special designed for people with strabismus and amblyopia. 【Help Reading】Help children or adults with reading problems reduce reading frustration, red and green resin lens, durable and reliable, not easy to break. Note: The data are manual measurement, please allow a 1-3cm error, due to the differences between the light and the display, there will be a certain color difference, the specific received in kind prevail.