HOUSTON ART-Mona Lisa Metal Leaf Adhesive. Metal Leaf adhesive is an outstanding product that can not only be used for metal leaf but with other materials such as sand and glitter. It is water based; slow drying to a clear finish and will stay tacky for up to 24 hours after application. This package contains one 2oz/59.2ml bottle. Contents conform to ASTM D4236. Made in USA.