These are chunky square - shaped acetate sunglasses. The frames are crafted from premium acetate material, known for its durability and ability to showcase rich, vibrant colors, while the lenses offer excellent optical clarity and UV protection. In terms of professional parameters, the lens width reaches 43mm, bridge width 26mm, and temple length 145mm, providing a bold and substantial look that fits most face shapes well. The lenses provide 100% UV400 protection, effectively blocking all harmful UVA and UVB rays. For special details, the frames come in various stylish options like sleek black (C1), classic tortoiseshell (C2), transparent grey (C3), and unique gradient brown (C5). The chunky square design exudes a strong retro - futuristic vibe, with smooth edges and a thick frame structure that adds a touch of luxury. They are suitable for multiple scenarios. Fashion - forward individuals can wear them to make a statement on city streets or at fashion events. They are also great for outdoor activities such as beach trips and music festivals, as well as for adding a bold touch to casual or formal outfits. To maintain them, clean the lenses and frames with a soft microfiber cloth regularly. Avoid exposing them to high temperatures for a long time to prevent frame deformation. As a factory, we support extensive OEM/ODM customization. You can customize frame colors, lens tints, add logos through methods like hot stamping or laser engraving, and even modify frame shapes according