FRAME: Metal alloy Suncloud wire frames are crafted from optical grade Metal Alloys for a quality fit and lasting durability. POLARIZATION: Through advanced lens technology, Suncloud polarized lenses filter and eliminate horizontally reflected, visually interfering light waves known as "glare"which results in superior visual clarity, definition, color transmission and comfort. LENSES: Polycarbonate material provides a great blend of impact resistance, optics, and are lightweight so you can comfortably wear them all day for your sport performance needs. All Suncloud lenses provide 100% PROTECTION for harmful UVA and UVB sun rays. LIFETIME WARRANTY: Unparalleled frame fit, value and polarized lenses, all backed by our genuine lifetime warranty. FIT: Medium fit and coverage, 6 base lens curvature for a modest wrap, Adjustable silicone nose pads DIMENSIONS: Lens width 52mm; Bridge width 21mm; Lens height 36mm; Temple length 136mm, INCLUDES: Microfiber cleaning/storage bag