An all-in-one sealer, glue and finish, Mod Podge Hard Coat provides an extra-durable satin finish on for wood, paper mache, glass and terra-cotta and more. It is great for protecting frequently used, functional works of art. For a smooth satin finish, apply two thin coats over the entire surface, For a stronger build-up finish apply at least six coats and sand lightly until flat for an ultra smooth surface. Dries clear Non-toxic Acid-free and non-yellowing