Oakley MPH OO9095-29 Scalpel Sunglasses [Blue Frame/Grey Lens] Plastic frame plastic lens non-polarized Lens width: 58 Bridge: 17 Arm: 128 Durability and all-day comfort of lightweight, stress-resistant O MATTER frame material Comfortably secure fit of UNOBTAINIUM nose pads and stem sleeves that increase grip with perspiration Performance and comfort of Oakley Three-Point Fit that holds lenses in precise optical alignment Optimized peripheral vision and side protection with 8.75 base lens curvature Optical clarity, performance and precision that meets ANSI Z87.1 standards