29.5 by 23.5 by 1.0 cmThis collection refill is designed with the image of Pokemon about to unleash Hyper Beam!With 10 refills, you can store up to 180 cards!The 9-pocket refills are compatible with both 3-hole and 4-hole binders. They feature a flap function that makes it easy to insert cards and prevents them from falling out even when turned upside down.They are made of high-transparency sheets, making the card illustrations beautifully visible. Each pocket can hold two cards, including those in the separately sold Pokemon Card Game Deck Shield.Additionally, it comes with one double-sided index sheet, which is convenient for organizing!- 9-Pocket Refills for Cards (with Flap/High-Transparency Sheet) 10 Sheets- Index Sheet 1 Sheet