Fit & Design: Large Fit Dual coated Hydrophobic and Oleophobic on the front and back of each lens Protective sunshields glide into place when the temples arms are extended Co-molded rubber pads the arms and nose for extra comfort and zero slippage Proprietary retracting side shields for extended peripheral coverage Integrated hinges Specs: Sport Frame with 8-Base Polycarbonate lenses Rx Friendly Lens: 61mm Nosebridge: 15mm Temple Arm: 130mm 100% Protection from UVA, B & C Rays