Gold-Leaf 6kt-White-Gold Patent-Pack of 25 Books (500 Sheets), Size - 3-3/8" x 3-3/8", Patent Leaf, 16-gram-weight. A packs coverage area is 39.5 square feet, and each book of 25-sheets has a coverage area of 1.98sq ft. These measurement amounts for coverage do not take into consideration waste or overlap. This Gold-Leaf 6kt-White-Gold Patent-Pack is great for glass gilding and surface gilding. IMANUFACTURED IN THE USA! Produced by the last American Gold Beaters! Gold-Leaf 6kt-White-Gold Patent-Pack available here.