Julbo Women's Gloss Lifestyle Sunglasses, Polarized 3 Lens, Black The Polarized 3 lens: is a polycarbonate, polarized lens that blocks 88% of the visible light; Lightweight but with excellent shock resistance Thinly curved temples: for good hold on face and head Wrap-around Shape: for good peripheral vision and protection Polarizing filter helps prevent glare from all types of surfaces; With this lens you are guaranteed to have 100% protection against UVA, B & C rays