Metal Frame Polycarbonate Flat Lens. Steel Hinges. Category 2 lenses. Width: 153mm. Height: 55mm. Nose Gap: 17mm. Lens Category 2. Plan your escape in SAHARA. Transport yourself in transparent lenses inspired by the desert landscape and designed to put the perfect filter on any adventure. Metal frames accentuate flat lenses for a dramatic, cool-girl look that you can rock all night long. All #QUAYXDESI frames include a limited edition #QUAYXDESI clear case and cleaning cloth.