Made from semi-rigid 5/10e textured matt polypropylene cover, stain resistant and scratch-resistant, the Opak display book is of the highest quality. It is equipped with high transparency crystal pockets for perfect reading of documents and comfort when inserting sheets. Easy to carry, lightweight and durable, it is very convenient to protect documents and keep them in hand, dry in any situation. To choose your portfolio, identify the number of pages in your folder and choose the capacity accordingly. 1 pocket = 2 views (front and back). Document holders are also called display books, or bindings, or even Lutin. They are intended to classify and protect documents that will be consulted like a notebook. Consider the document covers with pocket on the cover. Customizable, they ensure beautiful presentations. A semi-rigid or rigid display book will be easier to store upright on a shelf. It will better support large ranking abilities. A very rigid document cover can be used as a press-book or menu. Made of PVC, the cover is made of rigid cardboard covered with PVC.