Thornton's Office Supplies Low Profile A4 Letter Hardboard Office Warehouse 9 x 12 in Standard Clipboard SIZE: Letter Size, A4, 12.5 inches x 9 inches. Holds ups to 80-100 sheets of paper. Smooth and hard surface USAGE: Increase your classroom and office productivity by bringing your learning and working mobile with our lightweight and strong clipboards that are designed for kids learning and coloring, student and group projects, outdoor learning, and more. DURABILITY: Reliable clipboards for your tough class and office environment due to our durable 3mm thick hardboard and unique rivet design that can easily handle being thrown around a classroom, office, or restaurant QUALITY:Rubber pads on clip corners for a more secure grip - Holds up to 80-100 sheets of regular paper PACKAGING: These come wrapped in plastic to make sure they don't get damaged, scratched, etc, during transit.