I purchased these 3-4 years ago, but I'm selling them because I haven't used them. There are no noticeable scratches or stains! The frame has a matte texture, and the lenses are non-prescription! They are relatively light and easy to wear! Functions: 25% blue light cut Blue light cut rate: 25% Visible light transmittance: 92% Ultraviolet transmittance: Less than 0.1% Model number: FPC-17A-102PE Color: Matte Brown Please purchase only if you understand that this is a used item.