for more information about Julbo lens technology. ; Lightweight, high-performance glacier sunglasses. ; Designed for skiing and mountaineering, these inexpensive Julbo glacier glasses feature 100% UV protection and reduce visible light glare by 88%. ; Julbo has made some of the best mountaineering glasses in the world for over a century, so you can count on a durable design and quality workmanship. ; Polycarbonate lenses with mirrored blue finish are shatter-resistant. ; Leather side flaps eliminate glare. ; Lens size: 54, bridge 19. ; Temple: 110, base 6. ; Lenses: Spectron X5. Measurements: ; Eye Size: 52 1 1 mm ; Bridge: 13 4 5 mm ; Temple Size: 122 2 13 mm ; Weight: 1 oz ; This product may have a manufacturer's warranty. Please visit the manufacturer's website or contact us at for full manufacturer warranty details.