Try on the RS639 at your local The EyeDoctors Optometrists location. These brown designer sunglasses from Runway Sunwear are perfect for enjoying time outdoors and catching some sun. Made from plastic, these sunglasses feature a design and can help you see clearly with prescription lenses. At The EyeDoctors Optometrists, we can build a complete pair of Runway Sunwear RS639 just for you, with custom lenses designed for your vision needs.