• JM reading glasses with blue light blocking lenses, ideal for reducing eye strain and protecting your eyes while using electronic devices. • Anti-glare lenses that help prevent dryness and eye fatigue. • Frame and lenses made from high-quality materials for clearer vision and greater durability. • Metal hinges provide strength and ensure long-lasting use. • Includes a practical pack of 3 reading glasses with blue light filter and 3 leather cases, allowing you to always have a pair on hand. • Product dimensions: lens width 50 mm, lens height 45 mm, temple length 144 mm, nose bridge 22 mm.