In daily life, everyone has to face electronic screens, LED lights, and a pair of blue blocking glasses can help block harmful blue light and reduce the damage of harmful blue light to the eyes. Blue blocking light lenses will release beneficial blue light. Regulate your melatonin secretion, make you have better sleep. Product dimensions Lens width:47mm/1.85in Frame width:137mm/5.39in Lens height:44mm/1.73in Bridge (DBL):18mm/0.70in Temple length:135mm/5.31in Excellent after-sales service No matter you have any questions about our products, please feel free to contact our customer service team, we will provide you with satisfactory solutions, high customer satisfaction and high quality products are our company attaches the most importance, is also the foundation of our continuous progress.Reading Glasses with Adjustable Spring Hinge:Resin round frame is suitable for round face,oval face,square face and other face shapes.Classic design with adjustable spring hinge ,close more smoothly.You can protect your eyes while looking stylish. Clear lenses with waterpoof :no chromatic aberration, restore the original color,so you can more convenient use in life,while 4 convenient pack can be shared with family members,best friends, or give it to them as a gift. New technology Reading Glasses:We use advanced substrate absorption technology and traditional coating reflection to get a better experience of anti-blue light reading glasses,Together they provide a complete solution for eye use and eye protection let your eyes healthier. Unisex Blue Light Reading Glasses:AIKLLY blue light glasses with UV400 protection ,effectively isolate ultraviolet and radiation, filter harmful blue light,suitable for computers,TVs,phones and other digital electronic,while maintaining HD and clear vision,it can also reduce eye fatigue,glare,minimize headache, let you have a better sleep. Reading Glasses for Men Women: 4 Pairs of round readers in black, tortoise shell, blue and frosted transparent in same magnification strength,extra bonus 4 pouches and 1 microfiber cleaning cloths.Best Sellers Rank: See Top 100 in Health & Household. : B0BXSS9TTB. Manufacturer: AIKLLY. Date First Available: March 8, 2023. Department: Unisex Adult. Package Dimensions: 6.3 x 3.15 x 2.17 inches; 3.2 Ounces.