Tierrafino Finish is fairly easy to use. You can choose between a floated (textured) or troweled (smooth) finish. In both instances a number of steps need to be taken to achieve a beautiful, even finish. Complete instructions, a list of substrates, and other technical information is available in the product sheet of Tierrafino Finish (PDF) and in the product sheets of our auxiliary products. Application video clay finish. Clay finish application is a old skill.