ELBA 100080753 sheet protector A4 Polypropylene (PP) 10 pc(s)from £23.95 up to £49.56 Compare prices6→Protect larger documents with these punched pockets. Made from strong polypropylene with a reinforced spine to support it when filed in a ringbinder or lever arch file. The expanding pocket is ideal f more→or catalogues magazines brochures maps and other thicker documents.