The Winsor & Newton spiral sketch paper pad is made of acid-free cellulose. It is treated to ensure long-term stability, allowing for repeated working and erasing. This extra-white paper has a slightly textured surface and microperforated sheets for easy tearing. It is ideal for quick studies, sketches, and preliminary drawings using various dry techniques such as pencil, charcoal, graphite, chalks, colored pencils, and more. Additionally, it is FSC certified and comes from responsibly managed forests.