Details:
•Best blue light blocking glasses--Anti harmful blue ray that provides all-day protection against the detrimental effect of high energy visible blue light and UV400.     •Kid's glasses(NON-prescription) for daily use that can protect children's eyesight against harmful blue light; can fit boys and girls from ages 4 to 8 dependent on kid sizing, but make reference of framing sizing as well    •Reduce eyestrain & sleep better--Enjoy your digital time with no worry about eye fatigue, blurred vision, and headache; blue light blocker for your eyes and guardian for your health    •Durable--Metal frame material, lens material of polycarbonate     •Fun--These fun glasses are available in a wide array of styles that your kids will appreciate    •Bulletproof glass material lens--UV blue light blocking glasses which are stronger and clearer bringing you a good visual experience. Made with frame material of metal and lens material of polycarbonate with multitude of glasses style for kids    •Suitable occasion--Cyxus glasses bring you a visual experience and a fashionable and healthy lifestyle