Organize two weeks at a glance with this pocket week on one page diary refill. Calendar Diary Refill features: Week on one page, two weeks per spread, January to December, 2025. Unruled, white 80 gsm fountain pen-friendly paper. 40 sheets printed with black and blue ink. Weekly dated refill is pocket size for planners, organizers, agendas and diaries. English. 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. It's a hallmark of impeccable quality, trusted worldwide, since 1921.