Fashion Eyewear Anti Blue Light Glasses for Women Big Frame Square Glasses Computer Reading Eyeglasses The Blue light blocking glasses will help blocking harmful blue light from electronic devices while letting in all the safe light. Wearing the computer glasses at minimum an hour before sleep time leaves you free to watch TV and use devices without ruining your sleep. Wear when working on computers or gaming to stop sore eyes and headaches. Blue blocking glasses and computer glasses are a natural sleep aid suitable for men, women and children. Material:Plastic+Metal Package include:1 x Eyeglasses Note: 1. Due to the different monitor and lighting effect, the actual color of the item may be slightly different from the color shown on the pictures. 2. Please allow 1-3cm error due to manual measurement. (1 inch = 2.54 cm) Thanks for your support :)