RUNHUIS sunglasses are designed to be comfortable, high quality, and fashionable. They are made of durable materials like metal and high-quality polycarbonate. They feature a borderless design that follows the latest fashion trends for both men and women. These sunglasses offer UV400 protection to block harmful UVA and UVB rays. They are ideal for outdoor activities such as hiking, driving, and traveling, as well as for daily use. Additionally, they come with a soft cloth and a boxing bag as a gift. If you have any issues, our customer service will be happy to assist you.