Imported Acetate frame Tri Acetate Cellulose lens Polarized UV Protection Coating coating Lens width: 54mm millimeters Lens height: 37mm millimeters Bridge: 20mm millimeters Arm: 145mm millimeters UV400: Eye protection that effectively filters and blocks glare, keeping your eyes healthy and providing a natural and clear vision that is shatter-proof. SEE THE WORLD IN TRUE COLORS: Our HD polarized lenses in our sunglasses provide accurate color perception by eliminating reflected and scattered light. You can use these sunglasses for all outdoor activities or water sports without worrying about eye strain, and be able to enjoy and appreciate every beautiful detail. PROTECT YOUR EYES: We designed polarized sunglasses to protect your eyes from the damaging UV rays of the sun while also making you look fashionable. We understand the importance of both practicality and style. Whether you're a man or a woman, you can stand out and get noticed, all while keeping your eyes protected with sunglasses. RELAX EVERY DAY: Our sunglasses feature premium polarized lenses that have been tested over time. Polarized light reduces glare from reflective surfaces such as glossy or polished materials, or any other type of reflection from sunlight. This results in long-lasting eye relief, so you won't feel tired or stressed. Whether you're enjoying a day at the park or lounging on the beach, your eyes will be more relaxed, leaving you feeling refreshed at the end of the day. 30-DAY MONEY-BACK GUARANTEE: Enjoy peace of mind with our 30-day return policy on Amazon. If for any reason you are not satisfied with your purchase, simply return it within 30 days for a full refund or exchange. We stand behind the quality of our products and want to ensure you have a positive shopping experience with us. Shop now and experience the benefits of our hassle-free return policy.