A unique design with refined edges gives extra dimension to this frame.  UV 100 Protection Highest Quality Scratch-Resistant Aspheric Lenses: thinner and light weight Premium Polycarbonate: technology that provides a sturdier frame Spring Hinges: for maximum comfort and flexibility  Sizing:  Lens width: 53mm Bridge: 14mm Temple: 140mm Lens are an all around strength  Finley | R-3024-C1-SR Brown