BluWater Daytona 5 Series Polarized Sunglasses, Smoke Lens, Matte Black Frame Polarized lenses that are easy to clean and stay clean longer.This hydrophobic coating provides exceptional clarity. Hydrophobic Coating repels moisture, oils and dust buildup from the elements and from skin contact Anti-Scratch Coating Polarized lenses provide UV 400 filter of the lens provides maximum UV protection Full frame