Serengeti Eyewear style Canova is a technologically advanced and superbly crafted metal navigator frame. The Rx-able Verona features adjustable nose pads and nylon temples for a comfortable fit. Featured on the temples and on the right lens is the Serengeti logo. Serengeti Eyewear has scratch/impact resistant photochromic glass lenses that adjust to light changes in the environment and provide 100% UVA/UVB protection. Size: 60-17-130 mm