Gramophone Readers TurtleGramophone was inspired by classic round frames and reimagined with modern materials. Traditional temple shape, custom alloys cores and custom metal alloy tips round out the overall look. Only A side material here. A premium hard coating protects lenses, increasing durability and minimizing scratches. Lenses include a high performance water, dirt, and grease repellent coating for easy maintenance and superior optics. Premium, bio based acetate frame