Helps exercise eye muscles and relax eyes.
Activate your natural vision capability to see clearly.
Eliminates stress and tension caused by glasses.
Helps you see clearly near and far.
Promotes vision habits.
Package Weight: 40g / 1.41ounces
Package Size: 200 * 100 * 50mm / 7.87 * 3.94 * 1.97in
1 * Pair of Pinhole Glasses