R-19 is a classic rectangular lens shape with strong angles. The acetate frame is paired with metal temples and features performance lenses and dedicated details to the Oliver Peoples Roger Federer collaboration. The acetate and lens pairings offer a classic shape to wear on or off the court. Product Details Frame: Cortado Acetate Lenses: G-15 Polarized Nxt Made in: Italy Model code: OV5624SU Size & Fitting Size: 54-18 Best for most faces Learn more Temple length: 145mm Face Coverage: Standard A medium lens front designed for those who prefer to cover an average portion of the face. Learn more Bridges & Nosepads: Universal Fit This option accommodates most face shapes. Learn more