Organize the month with this fold-out, double-sided Undated Year Planner for the Filofax Clipbook and Filofax Organizer, A4 size. Refill pack includes twelve sheets of white paper, 100 gsm.Organize your month with this fold-out, double-sided Undated Month Planner for your Clipbook. 12 sheets, 100gsm. Over the years, the Filofax organizer has evolved from a simple loose-leaf system into an indispensable everyday accessory. The Filofax logo promises authenticity and the finest craftsmanship. Its a hallmark of impeccable quality, trusted worldwide, since 1921.