Reading glasses with spring hinges, frame height about 1.61 inches (41mm).
Ready for who need them - We started making this product in order to meet the needs of people who farsighted with different diopters in each eye.Now, you can choose a different lens power in your readers directly.
Flex Combinations - The range of lens strength combinations are from 0.50 strength to 4.0 strength. Simply choose different strengths for your right eye and left eye, and then wait for your customized specs shipped.
Easy to install - With ready-made frame and insertable front connection, it is super easy for everyone to make right and left frame together. (Please install reading glasses by yourself if required)