Creative Expressions - Pop-ems - Bookplates. These book plates make a great frame or Journaling frame for all kinds of projects.. Use them to add a 3D effect. Pop-ems are lighter and more flexible than MDF pieces, these sets are perfect for card making and can be decorated in all manner of mediums, including Cosmic Shimmer Inks, Paints and Glitters. Simply fix into place with Cosmic Shimmer Acrylic Glue to give craft projects a real 3D effect. Size: 8.9 x 6.3 inches.