The American Games Bingo Paper Game Cards are designed for use in bingo sessions and are available in cases of 250 books. Each book contains 15 sheets, and each sheet has 6 cards, resulting in a total of 90 cards per book. These cards come in 15 different colors, which are collated into a padded book. The colors available are:

1. Blue
2. Orange
3. Green
4. Yellow
5. Pink
6. Grey
7. Olive
8. Brown
9. Red
10. Purple
11. Black
12. Aqua
13. Blue stripe
14. Orange stripe
15. Green stripe

These bingo paper cards are disposable and made from industry-standard newsprint paper. They are specifically designed to be used with bingo ink daubers during a bingo session. Each book is intended for playing 15 games in a single bingo session. Each bingo card of the same color will be unique. 

Additionally, it's worth noting that these bingo paper game cards are proudly made in the USA. If you want to acquire a full set of 1500 books, you would need to purchase 6 cases, as each case contains 250 books, each with 15 sheets of 90 cards. This would give you a total of 1500 books for your bingo needs.