Bring Back Authentic Library Learning: These traditional library checkout cards recreate a nostalgic, tactile book-lending experience that teaches children organizational skills and responsibility Perfect Fit for Library Card Pockets: Standard 3x5 inch size ensures these library checkout cards fit into any library card pockets, so you can organize your classroom or home library immediately Durability from a Trusted Family Business: Made from quality-controlled 65 lb. cardstock, these library due date cards and checkout card supplies withstand repeated handling throughout the year Versatile Writing Surface: Compatible with pens, pencils, and markers, these library cards let students practice handwriting while tracking borrowed books. Perfect for home or classroom libraries Hard-to-Find Specialty Education Supply: Hygloss delivers traditional library cards that create meaningful screen-free learning experiences and help children to love reading and take responsibility