Description: Color red,black Features: 1. High-tech anti-blue light lenses are used to effectively filter harmful blue light emitted by electronic screens, protecting your eyes from long-term eye damage. 2. Designed for reading and daily use, the lightweight frame provides weather wearing comfort, suitable for students, office workers and people who use their eyes for a long time. 3. Classic with a variety of color options to meet the needs of different consumers, whether it is study, work or leisure and entertainment, it can be easily controlled. 4. High-definition lenses ensure clear vision without deformation, reduce visual fatigue, improve concentration, and help you complete tasks more efficiently. 5. Through a number of international quality certifications, the product is safe and reliable, and it is an ideal choice for you and your family to your eyes. Comments: 1. The manual measurement tolerance is 2-5g. Please don't mind your substitution. 2. Due to differences between different monitors, the image may not reflect the actual color of the item. Thank you very much! 3. SKU color is the color of the product packaging Package includes:1* Blue light blocking reading glasses