OPAK polypropylene document holder, Crystal pockets 200 views - A4 In matte, stain-resistant, anti-scratch, 5/10 structured polypropylene cover, the Opak document holder is of superior quality. It is equipped with crystal pockets, high transparency for a perfect reading of documents and a comfort in the insertion of your documents. Easy to carry, lightweight and durable, it is very handy for protecting documents and keeping them in hand, dry in any situation. To choose your document cover, identify the number of pages in your file and choose the capacity accordingly. 1 sleeve = 2 views (front and back). In matte, stain-resistant, anti-scratch, 5/10 structured polypropylene cover, the Opak document holder is of superior quality. It is equipped with crystal pockets, high transparency for a perfect reading of documents and a comfort in the insertion of your documents Easy to carry, lightweight and durable, it is very handy for protecting documents and keeping them in hand, dry in any situation. To choose your document cover, identify the number of pages in your file and choose the capacity accordingly. 1 sleeve = 2 views (front and back).