• JM reading glasses with lenses that filter blue light, helping to reduce eye strain, dryness, and fatigue. • Lenses with +4.0 magnification, ideal for easier reading on screens and paper. • Square frame made from high-quality materials, providing visual clarity and durability. • Metal hinges add sturdiness and ensure long-lasting use. • Includes 3 leather cases to protect and carry each pair of glasses. • Product dimensions: lens width 50 mm, lens height 45 mm, temple length 144 mm, nose bridge 22 mm.