These Blue light blocking glasses offer several benefits for eye health and overall well-being, including reducing digital eye strain, improving sleep quality, and potentially protecting against long-term eye damage. They work by filtering out high-energy blue wavelengths, which can be particularly harmful when emitted from electronic devices. 

"Polycarbonate
Please use Peter Jones Micro Fiber cloth for cleaning the lenses. Always put a few drops of water on the lenses and then use the cleaning cloth, rub gently for a clear vision."