For the round square shape to fit your glasses, your glasses need to be similar in shape with your frame rim measuring less than 3mm's thick. Please measure one lens of your glasses carefully to the outside rim of your frame width x height.
The round square shape needs to be nearly the same shape as your glasses and the size clip-on sunglass needs to be the same as the measurement of your frame or the next size bigger.
All of our sunglasses and clip-ons are rated UV400 protection which is up to 100 Percent protection.
Sizes Available 48mm Width x 36mm Height 50mm Width x 38mm Height 52mm Width x 40mm Height 54mm Width x 42mm Height 56mm Width x 44mm Height 58mm Width x 46mm Height 60mm Width x 48mm Height
We include a microfiber pouch for storage and to clean your lenses