Top Notch Teacher Products Library Cards (50 Pack), Bright Assorted Go to amazon.com Related posts Top 7 best library card sock: Which is the best one in 2022? FeatureCan be used in all school librariesSection for Author, title, date and borrowers nameMade of heavy index stock DescriptionTop Notch Teacher brite library cards, assorted colors comes in a package of 50 count, 5" X 3", are printed on both sides.