The IP plating process makes the overall texture of the glasses more sufficient, not afraid of paint falling, more durable, stable color matching with low-key classic rectangular frame design, making you appear more connotative and highlighting your temperament Using high-definition resin resin lenses, give you a clear visual experience, ensure the true color, let you feel the world more realistically, and effectively block blue light Ultra-light frame, lightweight alloy frame, weighs only about 8g, so that you can wear it comfortably, will not put pressure on your nose, and will not leave indentation Product Details Frame material: alloy Frame weight: about 8g Lens material: resin lens Note: All measurement data are manual test results, so there will be an error of 1-3mm. This is a normal situation, please understand. If you have any questions, please contact us in time, thank you.