Why do we need to block blue light - In daily life, we will often touch mobile phones, computers, TVs and other electronic devices. And those harmful blue light are all emitted from the screens of these electronic devices, so that we have been exposed to blue light. - The blue light emitted by electronic devices will not only harm our retinas, but also affect our daily sleep. By wearing FAIRYDOT blue light blocking glasses, you can limit the amount of blue light that enters your eyes and relieve eye fatigue. Enjoy happy time Do you often feel sore eyes when you play games or watch TV Wearing our anti-blue light glasses can effectively relieve eyestrain and allow you to enjoy entertainment. It can prevent harmful blue light while still providing you with the best viewing experience. Clear lens The lens is made of a completely transparent substrate and maintains a high light transmittance. The best viewing level can be achieved without color distortion, allowing you to continue the painless screen experience throughout the day. Glasses Maintenance Methods: 1. When the glasses have stains attached, do not clean them with nails. 2. Please do not put the glasses directly in the handbag to avoid scratching the mirror surface by other hard objects in the handbag, please put it in the glasses case and store it.