Anti-Fatigue for Vision Care Eyesight Improver Pinhole Glasses Hole EYE Glassesbrand new and qualityColor: BlackMaterial: PlasticThis is one of pinhole glasses! It also can serve as a pair of fashion glassesSpecial designed to improve eyesight, especially eye focusing problemsSuitable for both adult or children who has the problem of myopia, hyperopia, and astigmatism ,and age from child to aged people, etc.Wearing for 15 minutes one day will help to improve your eyesight within 2-4 weeksActivates your natural for vision ability to see clearlyEliminates stress and strain caused by glassesHelps you see clearly near and farPromotes for vision habitsfor Theory is very simple: when the eyes can only look through the small holes, they naturally change for focus to a relaxing standard, so that the eyeballs are relieved from the previous nervous for focusEliminates eyestrainPinhole Glasses Do Well in The Following Eye Problems:Myopia (short sightedness)Hyperopia (long sightedness)Presbyopia (age-related reduced range of for focus)AstigmatismCataractsEye strain (from computer screens)