[UV 400 PROTECTION]: The lens can block 100% of both UVA and UVB radiation. UV400 rated sunglasses is essential to protecting your eyes against long term UV damage and keeping your eyes healthy when you go out. [RESIN LENS]: Resin lens passed the Drop Ball Test and FDA certification with different colors restore original true colors of the world, increase clarity and give you a real feeling to the world. And it\'s tough, lightweight, scratch resistant. [METALLIC ALLOY FRAME]: Corrosion resistant frame is ultra light weight yet strong and durable. The special design prevents screw loose effectively. [SPLICING CAT EYE DESIGN]: Classic aviator wayfarer that looks great on everyone. The fashion design exudes a elegance making it fashionable in any era. [PACKAGE & 30 DAYS GUARANTEE]: 1 pair of Sunglasses, 1 Case, 1 Cloth Bag, 1 Cleaning Cloth/ Contact seller of WISH CLUB directly if any product problems happen within 30 days.