Optic Nerve One Mashup Sunglasses The Mashup is a combination of the best elements from several pieces in the ONE by Optic Nerve collection. This ultimate pair of polarized sunglasses comes in a classic square frame with over-sized lenses and a keyhole nose bridge. Comes in Matte Driftwood Grey with Silver Flash lenses, Shiny Driftwood Demi with Brown lenses, or Matte Black/Smoke with Blue Mirror lenses. Fits average face shapes. Precision optics and 100% UVA/UVB sun protection. Polycarbonate lenses for high impact resistance; with anti-reflective coating to reduce light reflection from behind. Durable frame made for enhanced performance with a snug, secure, and comfortable fit. Lenses meet ANSI Z80.3 standards for optical clarity, impact resistance, and UV protection. All Optic Nerve sunglasses have a limited lifetime warranty against manufacturers defect.