Porsche Design Iconic Aviator P'8478 combines an ultralight titanium frame with an innovative interchangeable lens system and VISION DRIVE™ lens technology. Supplied with an additional pair of lenses for quick adaptation to changing light conditions. Key attributes: Gray | Gold | Pink | White gunmetal | Titanium | Extremely lightweight frame | VISION DRIVE™ lens technology | Durable, scratch-resistant polycarbonate lenses | High impact resistance | Quick-release interchangeable lens system | Includes an additional pair of interchangeable lenses | Quick replacement for different lighting conditions | Aviator silhouette | Teardrop-shaped base-6 curve lenses | Porsche Design logo on right lens and left temple | Available in multiple color options | Composition & care: 100% titanium (frame) | Polycarbonate (lenses) | Wipe with a microfibre cloth only.