Adolfo 'Patriot Gun' 55 -18 -140 Eyeglass FRAMES Tortoise /Gunmetal Grey with flexible spring hinged arms in like new condition! frames only - prescription lense not included Fashion meets function in the Adolfo Titanium 180 collection for men. Manufactured using titanium and acetate, the frames are lightweight, yet durable and anti-corrosive. 👉 The 180-degree spring hinge is ideal for progressive lenses, keeping the frame from bending out of adjustment and adding extra comfort for extended wear.