100% POLARIZED (For Polarized Lenses Only) - High Precision Polarized Technology Effectively Reduces Eye Strain By Decreasing Glare From Reflective Surfaces Such As Wather, Snow, Highway Asphalt And Sands. Our Own Lens-Tech Obviously Enhances Clarity And Contrast, Let Every Detail Is Crisper And Cleaner Without Glare Or Harmful UV, Making Your Eyes Are Completely Relaxed.