1. Material type: paper
2. Book specifications: 210 x 125 mm
3. Page specifications: 195 x 110 mm
4. A 30-page 60-face, 30 sheets of banknotes can be placed when no black paper is used. Two-sided transparent, after placing black paper, one can hold 60 sheets.
5. Weight: about 230 grams
6. Note: the matching black paper is packaged in the book, generally not inserted into each page, and then inserted into each page when it is used.