The OEM Ampad Quadrille/Graph Pad features a quad-ruled format with graph ruling on both sides of premium paper. This pad provides twice the number of sheets found in ordinary pads, ensuring ample space for your notes and calculations. It is microperforated for easy sheet removal, allowing for clean and efficient use. The extra-thick, 80 point chipboard backer adds support when writing, making it ideal for both home and office use.