SEETOOOGAMES Disposable Bingo Cards Bulk- 1on Blue Paper 4 x 4 inches,
BINGO BOOKS: 500 blue bingo cards are durable enough for repeated use. There are 100 books per set and each book has 5 bingo cards. 500 unique sheets in total. FLEXIBLE PLAY OPTIONS: Made of professional grade bingo paper and they are disposible if marked with an ink marker.