Try on the NATHANIEL 600 at your local Clarkson Eyecare location. These #n/a designer eyeglasses from Flexon are perfect for focusing at work or relaxing at home. Made from metal, these eyeglasses feature a design and can help you see clearly with prescription lenses. At Clarkson Eyecare, we can build a complete pair of Flexon NATHANIEL 600 just for you, with custom lenses designed for your vision needs.