The 20mm A4 HFP gusseted catalog bag (ref. 35261) is the ideal solution for storing and transporting bulky documents and thick catalogs with maximum protection. Made of high-strength transparent polypropylene with a 20mm expandable side gusset, it comfortably accommodates large blocks of A4 paper. It features reinforced universal holes for direct integration into ring binders without damaging the plastic. The crystal-clear transparency allows for immediate identification of the contents. It is indispensable for offices, sales representatives, and archiving heavy manuals.