Mens Oakley Holbrook XL Sunglasses. Still the iconic style developed with Oakley's snowboarding phenomenon Shaun White and his brother Jesse. only bigger! Features include: optimized peripheral vision and side protection of 6 base lens curvature. optical precision and impact resistance meet or exceed Z87.1 optical and basic impact standards. UV protection of PLUTONITE lens material that filters out 100% of UVA/ UVB/ UVC & harmful blue light up to 400nm. Durability and all-day comfort of lightweight. stress-resistant O MATTER frame material. comfort and performance of 3Point Fit that holds lenses in precise optical alignment. metal bolt accents in front frame. metal icon accents. Matte Brown Tortoise frame with Prizm Black lens; allows 11% light transmission and will increase contrast perception in bright light conditions