Built for adventure, the Backbone glasses from Electric Eyewear are built to last! ; Large frame with wide arm profiles. ; Eight base melanin infused polycarbonate lens. ; Eight base mold injection grilamid frames. ; Five barrel hinges. ; 100% UV protection. ; 98% blue light protection. ; Cloth bag included. ; Hand crafted in Italy. Measurements: ; Temple Length: 115 mm ; Frame Width: 140 mm ; Lens Height: 38 mm ; Weight: 1 oz ; Lens Width: 74 mm ; Bridge: 16 mm ; This product may have a manufacturer's warranty. Please visit the manufacturer's website or contact us at for full manufacturer warranty details.