(Must Buy Both Eyes) Reading Glasses with Different Strength for Each Eye PR032 Grey Tortoise Browline it will be change to

it will be change to grey color in the sunshine within 10 minutes

Lens height about 1 3/4 inches  (45mm)

Frame width about 5

Frame Material: Plastic

Lens width about 1 1/2 inches (38mm)

(Must Buy Both Eyes) Reading Glasses with Different Strength for Each Eye PR032 Grey Tortoise Browline it will be change toMust buy both left and right lens powers. Reading glasses with spring hinges, frame height about 1 1 2 inches (38mm). 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 strength (plano) to 4. 0 strength. Simply choose