Rest assured that all Christian Dior sunglasses featured at EyewearNation.com are guaranteed to be 100% authentic designer eyewear. Our products are always brand new and free of defects. The case, cloth and paperwork included with your sunglasses is the same as you would find in upscale department stores & boutiques. The only difference is the discount price you pay when you shop with us. All products in this line are created with 100% UVA & UVB protection to prevent cataracts & cornea damage from long term exposure to harmful ultraviolet rays from the sun.