• Blue Light Blocking: Anti-reflective reading glasses that effectively block 90% of visible light with a wavelength between 415 and 455 nm, protecting your eyes from damage when using digital products and reducing eye strain. • Comfort and Durability: Retro round style for men and women, with various classic colors. Made of polycarbonate material, these glasses are stronger and more transparent, providing an excellent visual experience. • Daily Use for All Situations: Suitable for daily use, office, reading, computer games, etc. Perfect for people who spend a lot of time in front of the computer, mobile phone, or TV. • Spring Hinge: The elastic design of the temples adjusts the distance between the temples according to the shape of the face, suitable for all face shapes. • Measurements: Total frame width: 140 mm, Lens height: 38 mm, Lens width: 45 mm, Arm length: 135 mm, Bridge: 18 mm, Case size: 4.2 cm x 3 cm x 8.6 cm, Net weight: 47g. • Materials: TR90 frame and temples, color classification: Transparent, Gray, Degree: 100-350.