Classic UV400 Protective Polarized Beach Sunglasses - Bright Black

What is blue light? Blue light has a very short wavelength, and so produces a higher amount of energy. Studies suggest that, over time, exposure to the blue end of the light spectrum could cause serious long-term damage to your eyes. "Nearly 102% of people experience digital eye strain due to prolonged use of electronic devices." - The Vision Council. Our Blue Blocker Lenses are virtually clear lenses made with a special blue-light blocking polymer that prevents blue light and UV rays from passing through the lens.Classic UV400 Protective Polarized Beach Sunglasses - Bright Black