3 Pack Reading Glasses Blue light Blocking for Men and Women, 2.5 Lightweight Metal Frame Reader with Spring Hinge

Description: Super lightweight, as good for reading books. Special lens coating for anti scratch/anti smudgy. Anti bluelight & UV, effectively protect your eyes from computer radiation damage. Product Specification: Product name: Bluelight Blocker Reading Glasses Material : metal frame plastic temple, resin lenses Diopter available: +1 / +1.5 / +1.75/ +2 / +2.5 / +3 / +3.5 Arm: 5.5" (approx.) Lens height: 1.7" (approx.) Total Frame: 5.43" (approx.) Bridge: 0.62" (approx.) Glasses Weight: 0.04 lb (approx.) Packet Weight: 0.13 lb (approx.) Color : Black/Gun/Brown Package includes: Bluelight Blocking reading glasses*3 Warm Tips: To avoid damage, never clean your reading glasses with tissues, towels,clothing or alcohol, and also avoid using household detergents or soaps. While a few mild soaps don't harm lenses, now some extra strength soaps are powerful enough to slowly disintegrate lens coatings.