Thumb Score: +6 https://www.amazon.com/Duduma-Pol...017GLMD3M/ Coupon Code: 7RSVTOHQ TAC POLARIZED LENS- 100% UV400 protection coating, blocks 100% harmful UVA & UVB Rays. Restore true color, eliminate reflected light and scattered light,make the scenery more clear and soft and protect eyes perfectly. TAC lens includes 7 layers. The 1st layer is polarization layer. The 2nd and 3rd layers are adhesive layers to enable durability.