6-Hole Seal Book Refill Set of 10 Sheets About the Planner Size: For A6 Rings: 6-hole rings Color: Light Blue Keychain Hole: None About the Refills Size: See image Thickness: 0.1mm Type: Pocket type Recommended for three-dimensional seals like Bonbon Drop Seals and Ojigi Seals, as they are less likely to peel off.