Signatures help to provide a high quality look and feel to your hard bound documents, and the Powis Parker Fastback series knows and shows high quality! They are specifically designed to turn silver halide, dye sublimation, inkjet, and other single-sided prints into beautiful, distinctive photo books. They are folded with pressure-activated adhesive on 3 panels. They come in 100 packs, so you can use a lot in your photo books or presentations. Trust the Fastback line from Powis Parker to make your work look good!