The American Games Bingo Paper Game Cards pack includes 100 books, and each book contains 7 sheets with 6 cards per sheet, totaling 42 cards per book. The cards are booked in 7 different colors: blue, orange, green, yellow, pink, grey, and olive. The books are shrink-wrapped and made from industry standard newsprint paper. They are intended for use in bingo sessions, where 7 games can be played using this set. The cards are designed to be marked with a bingo ink dauber. Additionally, the product is made in the USA. If you want to acquire the full set of 1500 books, you can purchase 15 packages.