About K KENZHOU Reading Glasses K KENZHOU reading glasses for women/men is healthful,environmental. Precautions for the usage of reading glasses 1.Please clean the demo lenses by microfiber fabric.Do not use harsh cloth or tissue for cleaing. 2.Please clean the frames by cleanser frequently,or you can take the frame to the glasse shop for professional ultrasonic cleaning. 3.Please do not use blower to the frame directly,and also please keep the frame away from acute things to avoid being damaged. please do not put the frame in car for long time. YOU GET MORE THAN YOU PAY K KENZHOU dedicates to provide high quality, high value reading glasses with nice designs. The choice of fashion colors, different degrees(+1.0,+1.5,+2.0,+2.5,+3.0,+3.5,+4.0), just to find the best one for your reading glasses .Having K KENZHOU Readers, you can enjoy your reading time. Durable Sturdy frame K KENZHOU readers always come with sturdy structure. Readers will be still in good status even after long time of heavy daily use. No such problem such as distorted frame, broken legs, screw missing would happen. Most important of all, we offer 100% no risk money-back if you are not satisfied with your purchase. Feel free to contact with us if you have any question.All of the items are metal reading glasses, not anti-blue glasses, not anti-blue reading glasses.