Imitation Gold Leaf is gold leaf made from brass, a combination of copper and zinc. Composition Leaf will tarnish and requires a protective sealer upon completion of gilded surface. Each pack of leaf contains 20 books. Each book contains 25 lvs, with a total of 500 leaves. Each leaf is 5.5" x 5.5" square. Approx. coverage is 100 sqft per pack and 5 sqft for each book. We offer a variety of leaf colors to suit the needs of your specific project.