DESC: Serengeti plastic frames have a style that is like no other. So not only will their classic lines turn heads but their lightweight design will keep you comfortable, no matter what the occasion. The premier Strata lens combines Serengeti's patented Spectral Control System with optically precise polarization. Never again worry about the glare and haze associated with boating and water activities. This superior technology is available in our popular gray/green 555nm lens and the classic Drivers lens. The finest lens the world has seen. Specifications: Base Curve: 8 Temple length: 121mm Lens Sizes: 62 X 34 X 64mm. DBL:16mm Taxes, Shipping and Oversize charges