54mm x 16mm
The width of each lens x the width of the nose bridge in millimeters. This measurement is especially important for optical professionals.
About Birdie Polarized
Go ahead, flip them the bird. These feisty frames aren’t afraid to ruffle some feathers. High quality polarized lenses offer a crystal clear, glare-free view of the world with 100% UV protection. eyebobs polarized sunglasses feature anti- reflective coating on the back side of the lens to keep distracting reflections at bay. How cool is that?