Product Size, Lens Width:52mm/2.0", Lens Height: 33mm/1.30", Bridge: 17mm/0.67", Temple Length: 140mm/5.5", Total Width: 132mm/5.2". Weight: 1ounce/25g. Worry-free shopping and risk-free try. When there is any problem with the product quality, just contact the seller without hesitation to solve it, until you are satisfied, you have no risk of trying. 5 pairs of metallic gray glasses, you can use it easily no matter where you are. Keep a pair at your favorite reading place. Aspherical high-quality blue light blocking lens can filter harmful blue light of 411-415 wavelengths emitted by screens of mobile phones, computers, tablets, etc., to protect your eyes when reading. Metal half frame rectangle style, stainless steel material lightweight and durability. Medium size fits most face shapes, has a good wearing effect. Spring hinges help glasses adapt to face wear comfortable. Adjustable nose pads for added comfort. Aspherical environmentally friendly material lens, standard pupillary distance and accurate magnification to ensure eye comfort when wearing. Better production quality and Best price guarantee. Reading glasses men 3.00 power.2 Years Warranty and Friendly Customer Service.