Pebeo's Gilding Paste is a ready-to-use, water-based, liquid preparation for applying Pebeo Gold Leaf and flakes. It can be used on all types of surfaces, such as wood, plaster, clay, glass, metal and more. Apply the paste to the surface of work, wait until tacky, and smooth on Gold Leaf with a soft brush. Comes in a 75 ml bottle. Conforms to ASTM D-4236. AP certified.