Trading Card File Card File, Compatible with 2-Hole, 3-Hole, and 4-Hole Binders, 9-Pocket Card Sheets (Transparent, Double-Sided) There are 29 sheets. Each sheet has 9 pockets, and you can store 18 cards by using both sides. 【Size】 Overall card page size: 22.5 x 28.8 CM Single grid size: 6.6 x 9.3 CM I used these in an A4-sized file for about 2 months. There are no noticeable scratches or stains, but there is a feeling of use, so please purchase only if you don't mind. Instant purchase is OK.