2 Pack Blue Light-Blocking Glasses for Kids Tablet Reading/Gaming/TV/Phones Glasses Anti Eyestrain Filter UV Glare and Reduce Headache Glasses -Brown-

Blue light blocking If you are unfamiliar with blue light it'sright next to UV light on the spectrum of light. It is comprised of very highenergy and a low wavelength very similarly to UV light. All of our electronicdevices with a back-lit screen give off large quantities of blue light (Iphones,Ipod, Laptop, Computer TV.) This blue light messes with our internalclock making us think it's mid day when really it can be closer to night andstops our body from naturally producing the melanin that helps us fall asleeplate at night. The price This price is quite worthy for our glasses ,sincethey are PC coated lens and high quality plastic frame .And it comes a matchedcase ,a cleaning cloth. Cleaning 1. The glasses should be treated carefullyto avoid damage and should be cleaned regularly 2. Clean the lens using soap water orneutral detergent, gently wipe dry with the soft glasses cloth   Please keep contact with us if you have anyquestion for this item or the deal you ordered .We are working hard to replyyou within 24-36 hours to satisfy you .You should know a nice talking is thebeginning and key important to a good transaction .So have a fun and wonderfulpurchase here. Last but not least ,your support is thecrowning glory for us.