These sheets of metal leaf have an adhesive backing, which makes it ideal for larger surfaces...like walls! Just stick the leaf wherever you'd like it to go. Then seal the surface with Clear Chalk Paint® Wax! Choose which metal you would like....Gold (imitation gold, made of brass), Silver (imitation silver, made of aluminum), or Copper (real copper!). Each booklet comes with 25 sheets, which are each 5.5"x5.5"