Refill 20 pockets for display book with rings PP - A4 size Removable pocket folder with plastic rings and elastic straps to keep content secure - Removable crystal pockets. Ideal for filing and for a new presentation every day. Removable pocket folder with plastic rings and elastic straps to keep content secure - Removable crystal pockets. Ideal for filing and for a new presentation every day. Crystal clear pockets for high transparency A4 in size and can hold A4 documents.