100 Pack Colorful Library Cards 3" x 5" School Books Cash Registers Due Date for Bookbags and Classroom Cataloging

1. High quality: the library book card is made of 180 g cardboard, printed on both sides, easy to write, not easy to tear. 2. Each sheet measures 3" x 5", making it the ideal size for any private collection or book lending system in public, private or school libraries. 3. A set of 4 different colors, with 25 sheets for each color, total 100 sheets, enough to meet your needs. 4. These library cards can be filled with "Author", "Title", "Deadline" and "Borrower Name". 5. Very suitable for office cataloging and detailed library book borrowing. Use these expanded library cards to upgrade, complement or complement your book accessories portfolio.