The Smith Serpico Slim Sunglasses are a scaled down version of the classic Smith glasses perfect to accommodate smaller faces. But other than the size, the Serpico Slim is identical in form and function to the original Serpico. These sunglasses provide 100% protection from the sun's harmful UVA and UVB rays. Utilizing Tapered Lens Technology and advanced Carbonic material lenses, the Smith Optics Serpico Slim Sunglasses combines high fashion with excellence in optical clarity. Keep the sun out of your eyes with a fiercely-styled aviator, the Smith Serpico Slim Sunglasses.