MONSTER DOG Sunglasses - HIGH DEFINITION OPTICS (HDO ) combines patented optics and PLUTONITE lens material that provides 100% UV filtering and unsurpassed impact protection. Durable O MATTER frame material forms massive fangs around the skull, combining with pure PLUTONITE lenses to beat ANSI Industrial Standards for impact protection. Patented XYZ OPTICS maximizes peripheral vision while retaining critical clarity at all angles of view. These sunglasses are tagged with true metal icons. This bulldog of art and technology can be augmented with polarized lenses or IRIDIUM lens coating for precisely tuned transmission. Extended wrapped frame geometry to fit medium to large faces Lightweight, stress resistant O MATTER frame material True metal icon accents Sculpturally integrated hinge mechanisms 8.75 base lens curvature, increased lens area, wrap and rake for enhanced peripheral coverage PLUTONITE lenses to block 100% of all UVA, UVB, UVC and harmful blue light Optional IRIDIUM coatings and lens tints to reduce glare and heighten contrast XYZ OPTICS for maximized clarity at all angles of vision, even at lens periphery Exceeds ANSI Z87.1 standards for impact and optical requirements Available with Oakley Prescription Lenses Also available in: Replacement Lenses, See All