Metal aviators featuring prescription-ready lenses with "RB" etched on left lens</br>The shape and curvature of these sunglasses may need adjustments. Adjustments should only be made by a professional.</br>Includes protective case</br></br>Product Description</br></br>Aviator Classic?sunglasses are a timeless model that combines great?aviator?styling with exceptional quality?? performance and comfort.?</br><br/>http://www.amazon.com/gp/product/B00080FK2U