Made of high quality PP material, durable waterproof and non-slip. Transparent design, easy to find books. Self-adhesive clear film, easy to use, for protecting maps, books, documents, etc. Prevent dirt and damage. Suitable for posters, maps, presentations and various other surfaces. It will not cause pollution to in that it is made of Environmentally-friendly materials. The transparent design make can help you to find out the books you want easily. Uses: Very easy to install and is ideal for covering books, novel, bible, documents, presentations, reports, note book etc; for school, office, home, work, and much more.