Keep your work and folders organised with these handy Punched Folder Pockets. Made from polypropylene material with a 80 micron clear matt finish, they are ideal for preserving and presenting work as they are acid free and copy safe. As they are punched at the sides there is no need to hole punch work, keeping it in its original state. They will fit in any A4 ring binder or lever arch file, whether it is two ring or four ring.