Your initial appointment requires tooth preparation approximately 0.3 mm. - 1.0 mm. in thickness of the surface of the natural tooth which is why this procedure is not reversible. Take this into the consideration before choosing to undergo cosmetic porcelain veneers. You may need anesthetic so request it if you find the grinding into lerable. Although 0.5 mm. does not normally necessitate a temporary cap to ware for a weak until your veneer is delivered by the dental lab, you can request one if you have sensitive teeth or find that your teeth look "odd"

          When you return a week later for your veneer insertion. You will not usually need any anesthetic. After your fit ascertained and your veneer virified for color-match, your teeth are cleaned, the pellicle removed and the veneer laminate is applied to your teeth with a light- activated binding agent. After your veneer is exposed to the special light, your veneer should permanent adhered. Your veneer should last you many, many years as they are very strong. Just be sure to watch you eat, opening things with your teeth or eating chewing candies like cold caramel or toffee is not recommened.