The Yusuke Alpine Blade Ti is a six base blade style proprietary sunglass system featuring a frame composed entirely of lightweight and durable aerospace grade titanium. The frame features custom anodized titanium hardware, hypoallergenic rubber nose pads and temple tips for a fully customizable fit, and utilize our signature D therapeutic grade lenses, constructed from a proprietary form of shatterproof polycarbonate. The lens shaping draws inspiration from early alpine and explorer eyewear where the lens acted as a protective shield for the eyes and face. The lens interiors are treated with both anti-reflective and oleophobic coatings for holistic eye protection and water and oil repellency.