1.Reading glasses design :Retro round reading glasses do not block the eyes. Modern and comfortable round frames with long temples. Diopter:0.00x, 0.50x, 0.75x, 1.00x, 1.25x, 1.50x, 1.75x, 2.00x, 2.25x, 2.50x, 2.75x, 3.00x, 3.25x, 3.50x 2.Antiblue light lenses: Block 90% of harmful blue light, protect your eyes from harmful blue light visible in computers/readers/TV/games/tablets, reduce eye fatigue and headaches, enjoy reading and enjoy time without worrying about eye fatigue, blurred vision and headaches provide allday protection. 3.High quality material:The spring hinge can adapt to different face shapes and make the glasses comfortable to wear for a long time. The lenses are clearer and more precise than normal lenses, restoring true colors and giving you a clear vision for the reading experience. 4.Comfortable reading glasses: stylish, comfortable and lightweight TR titanium material, durable and comfortable for longterm wear. Nonslip rubber temples for comfortable wear. Spring hinged frames and nose pads for men's and women's reading glasses will fit most face and nose shapes.