Feature: With these pinhole glasses, you can exercise your eye muscles and relax your eyes, which greatly improves your eyesight. Pinhole design only allows light rays narrow in your eyes, improve focus, help relax eye muscles, reduce fatigue. Wear these glasses for 15 minutes a day, can activate your natural eyesight to see clearly, reduce dependence Driving glasses for poor panoramic vision Package includes: 2 x pinhole glasses
Fruugo United Kingdom