Kay Dental VeneerKay Dental VeneersA veneer is a thin layer of material placed over a tooth to correct discoloration; worn down- cracked, and chipped teeth, or used to close unsightly gaps between teeth. There are two types of veneers: porcelain veneer is a strong material that is fabricated by a dental laboratory and bonded directly to the tooth. A chair side veneer is a Composite reinforced material that comes in various shades that is built-up directly on the tooth.