Scojo's premier proprietary design, Latitude is totally modern. Latitude Sun features a clear, crystal front and etched, colorful temples. The brown tinted lens has 100% UV protection and a bifocal insert at the bottom with your reading lens strength built into the lens.  Now, you can take your modern Latitude Sun style outside.  Go ahead and make this yours and enjoy sun protection and great reading vision outdoors. Here's the optical sizing scoop: Lens - 51mm Bridge - 17mm Temple - 135mm