1. This lightweight full-frame sunglasses is a stylish and practical choice for your travels. Its frame and temples are made of aluminum-magnesium alloy, which is light yet sturdy. Even when worn for an extended period, you won't feel a heavy burden. 2. It has a polarizing function that can effectively filter reflected light and glare, providing you with a clear view. Its UV protection level reaches UV400, which can protect your eyes from UV rays, allowing you to enjoy outdoor activities without worrying about the sun's intrusion. 3. This pair of glasses belongs to Category 3 sunglasses, with a scientifically reasonable light transmittance classification that can block strong sunlight. The lenses are made of TAC material, which is reliable in quality. 4. It is suitable for various scenarios. Whether you're fishing while keeping an eye on the float, admiring the scenery during a trip, sweating during outdoor sports, feeling the speed of the wind while cycling, or focusing on the road conditions while driving, these sunglasses can fit perfectly. The glasses feature a common square frame style, which is fashionable and versatile. They are sold in units of "pairs", making it convenient for you to choose and purchase. Take them with you and enjoy every wonderful moment to the fullest.