√ UV light prevention, Anti-blue-ray lens utilizes special U.S. substrate processing technology to protect the eyes from ultraviolet radiation and block UV light 400.

√ Agstum's blue light blocking glasses help your eyes blink more when using a computer relieving the strain on your eyes when using a computer, tablet, phone or television.

√ Function:prevents dry eye, irritation and sharpens detail to ease eye strain, filters blue light and UV to enhance contrast and protects eyes.

√ This blue light messes with our internal clock making us think it's mid day when it can be closer to night and stops our body from naturally producing the melanin that helps us fall asleep late at night.

√ Stylish frame, give men and women an elegant fit.

√ Replaceable lenses -The original anti-blue light lenses can be replaced with your lenses at your neighborhood reading glasses place.

√ Premium Lens Coating – UV Light Blocking (100% Blocking UVA & 100% Blocking UVB).