- 24 mm (~0.75 in) diameter - holds up to 120 sheets
- 32 mm (~1.25 in) diameter - holds up to 140 sheets
- 38 mm (~1.5 in) diameter - holds up to 160 sheets
- 8 - enough for Pocket, HP Mini, or Half Letter
- 11 - enough for all sizes, including US Letter (Happy Planner Big)
Compatible with Levenger Circa, The Happy Planner, Office Depot/Office Max TUL, Stapes Arc, and Martha Stewart systems.
* Pictured size is 32 mm. Accessories (covers, inserts) are not included. Please see our selection of covers for discbound planners here.
My husband loved these. He was happy they were simple and did not come with any shapes such as hearts. Simple. Classic and functional.