Metal Pinhole Glasses Exercise Eyewear Eyesight Improvement Vision Training

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Seller: Top-Rated Seller crazy2017 (6,606) 99%, Location: Shenzhen, Ships to: Worldwide, Item: 332387983845 新建网页 1 Metal Pinhole Glasses Exercise Eyewear Eyesight Improvement Vision Training Specifications: 100% brand new and high quality Features: Pinhole glasses, which are like sunglasses but with a grid of tiny holes, exercise the focusing muscles of your eyes and also help reduce heart-rate, headaches and tension How Pinhole Glasses Work: When you look at a blurred object your brain moves the focus of the eye in and out until it gets an increase in contrast. If no increase is achieved your brain leaves the object unfocused. Pinholes spectacles improve the sharpness of the image, allowing your brain to find the point of focus. During this process the focusing muscles of the eye are used more and this regular exercise helps your eyes focusing system. Color: Black+Silver Material: Resin+Metal Size: See pictures Quantity : 1 pc Package includes: (Without retail package) 1PC x Pinhole Glasses Notes: Size for manual measurement, there may be a 0 to 2 cm error, belongs to the normal phenomenon. And due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Feedback: If you are happy with your purchase please give us the highest rating since your comment is very important for our success. Please don't leave negative feedback if there is any problem, and give us the opportunity to do our best to provide the best service to resolve the problem. Brand: Unbranded, MPN: Does Not Apply, Country/Region of Manufacture: China

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  •  Seller - 6,606+ items sold. 1% negative feedback. Top-Rated Seller! Ships on time with tracking, 0 problems with past sales.
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