Paeng dinsoh phong, marl powder, is a type of powder that is made from limestone which is fired into a white clay and then dissolved in water and filtered to create a fine powder. During Songkraan, it is typically sold in dried form shaped into small rosette-like swirls or rocks, that when dissolved in water become a cream-like substance that that is smeared on people's faces to celebrate the Thai new year (fig.).