1PCS Anti-fatigue Pinhole Glasses Stenopeic Vision Improver Eyesight Sunglasses

Features:
Special designed to improve eyesight, especially eye focusing problems.
Suitable for both adult or children who has the problem of myopia, hyperopia and astigmatism.
Theory is very simple: when the eyes only look through the small holes, they naturally change focus to a relaxing standard, so that the eyeballs are relieved from the previous nervous focus.
Help exercise eye muscles and relax your eyes.
Activate your natural vision ability to see clearly.
Wearing for 30 minutes one day will help to improve your eyesight within weeks. Likely to experience 10-20% vision improvement in 2-4 weeks.
Specifications:
Frame Type: Full rim
Lens Material: PC
Frame Material: Plastic
Dimensions: 14.5*4.8*14.5cm
Weight: 29g
Color: Black
Package included:
1 x Pinhole Glasses

• To USA:
       Economy Shipping(POST AirMail) -  about 15-25 working days
       Standard Shipping(SpeedPAK) -  about 7-14 working days
  To non-USA:
       Economy International- about 2-4 weeks(UK,Australia,Spain,France and Major European countries)
       Economy International- about 4-6 weeks(Russia,italy,and some South Ameria Countries)
  

• If you have not received your shipment within 30 business days from payment, please contact us. We will check the shipment with Post office and get back to you as soon as possible. Our goal is customer satisfaction!

• Please note that estimated delivery time is depended on destination countries, and may subject to customs clearance process, and weather condition in your area.

• We offer one Year replacement warranty

• Please contact us for resolving the shipping issue and other issues.

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