It is a protective anti-stain water repellent right for marble, granite, terracotta, concrete and stone. DRAI prevents water to penetrate into the marbles avoiding the formation of algae and moulds, it also protects against pollutants and chemical agents, helps prevent dirt from depositing and prevents the treated surfaces from deteriorating. Drai can be applied on floors, tables, worktops, bathroom and kitchen tops and coverings on which it prevents the absorption of liquids such as water, oil, coffee, wine. It does not form a film, it penetrates deeply into any type of stone and lithoid material. It does not turn yellow and does not alter the color of the treated material, allowing it to breathe.