The original FLX Planner: the undated, daily planner.
6-Month B5 Daily Planner: Larger than the A5, more room for daily planning on each page, upgraded metal coil and durable synthetic cover. Comes with 6 months of undated daily spreads for flexible planning.
6-Month A5 Daily Planner: Equipped with 6 months worth of daily layouts (if used every day), 6 monthly layouts, and 10 pages of blank dot grid paper in the back. Daily planners are 114 pages long. Daily layouts include a date bar, half-hourly timeline, to do list, and dot grid box.