The New Native Eyewear Blanca Polarized (Snow Polarized) Sport Sunglasses, unisex, Eyewear , Sport , General Sport Eyewear, One Size, true, There is nothing plain about this highly structured polarized frame from Native Eyewear! Rhyno-Tuff air frames with side venting for optimal air flow and elimination of condensation that causes foggy lenses. Easy-to-use interchangeable lens system. Cushinol nose pieces for a secure comfortable fit. Cam-action hinges. Mastoid Temple Grip keeps the frames secure. N3 state-of-the-art polarized lenses. Imported. Measurements: Eye Size: 65 mm Bridge: 16 mm Temple Size: 113 mm Weight: 0.86 oz