Oakley sunglasses feature Iridium-coated lenses to lessen the sun's glare and provide contrast. Oakley owners must exercise care when handling their sunglasses to avoid scratching the delicate the Iridium coating, which is registered to Oakley. Costa Sunglasses, Oakley Sunglasses, <PERSON>, How To Clean Sunglasses, Fix Scratched Glasses, Polarized Glasses, Ray Ban Glasses, Tap Shoes, Delicate