Why choose HJSTES vision sunglasses? HJSTES brand was established in 2019. It is an entrepreneurial enterprise integrating development, design, production and sales of glasses. We have been committed to providing low-cost, high-performance products to Amazon users. The products mainly include polarized sunglasses for men and women, transparent glasses, anti-blue light glasses, kid's glasses, and glasses frames. By buying HJSTES sunglasses, you can not only get quality products, but also enjoy our ultimate customer service. Features: Safety: Deepened side rails with full coverage wrap our glasses to protect our eyes from all splashes. Anti-fog and anti-blue light: It solves the fogging of our lenses in different temperature environments and blocks the damage of blue light to our eyes' retina. Fashion: a variety of colors to meet your personalized needs, so that you are one step ahead in the pursuit of fashion trends Package includes: 1 * HJSTES brand safety goggles1 *Exquisite packaging1 * Soft glasses cloth1 * Glasses bag1 * Mini screwdriver (Do not leave it to the children) HJSTES guarantees: Lifetime damage warrantyLifetime refund100% customer satisfaction until there is a smile on your face! 100% genuine guarantee, each pair of sunglasses is manually checked. We absolutely prohibit defective products from being mixed into it. If your product requires warranty, please contact our support team or send us a message directly via Amazon. Routine maintenance: To avoid scratches, never wipe the sunglasses with paper towels or clothes. Just use glasses cloth. To prevent the lens from falling off, never put sunglasses under the window, especially in summer.