Detailed Product Description

pinhole glasses

Theory is very simple: when the eyes can 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.
You can feel the relaxation once you ware it and afterwards.Good and simple eye relaxation for a large population whose job causes tired eyes:
students, teacher, white collar, computer users. age from child to aged people,
etc.ds.