LENS – The vintage retro mens sunglasses polarized lens of UV400 is
designed for your eyes health during driving at day or night, fishing,
hunting, general outdoor sport activities to help prevent direct
sunlight or other brilliant light from your eyes 100% by reducing glare
by blocking reflection, UVA, UVB, UVC rays. Also, bifocal polarized
sunglasses make images to appear sharper, clearer, increase your visual
clarity and night vision to see clearly and for your comfort.