Grenhaven Black Pinhole Glasses for Eye Training Pinhole Glasses Oval Glasses health_UK_Nov2022 Set of 5 Sizes G/4mm

Set of 5 Sizes G/4mm

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Grenhaven Black Pinhole Glasses for Eye Training Pinhole Glasses Oval Glasses health_UK_Nov2022 Set of 5 Sizes G/4mmGrenhaven black pinhole glasses for eye training Pinhole Glasses Grenhaven pinhole glasses are well suited for improving your eyesight through just 15 minutes of daily training. Many people do not see well with their eyes . Often the cause of eye strain cannot be corrected with glasses or contact lenses. Anyone can wear the louvre glasses and do not need to be specially adjusted by an optician. Functions Shape: Oval Color: Black Material: Plastic Item