This heavy-weight pad from Daler Rowney is made from more robust, sturdy paper than standard cartridge pads. Each page has a paper weight of 220gsm, making them very strong and durable. These pads are available in 4 sizes to suit your needs. Each one contains 25 sheets of high-quality paper, ideal for use with pencil, brush, pen, pastel and more. Pages can be easily and cleanly torn out to be used individually if desired. The paper is also acid-free, making it very long-lasting and resistant to yellowing over time. - Surface texture: Cartridge paper - Transparency: Opaque - Acid free: Yes - Brand: Daler Rowney - Page size: A4 - Paper print: Plain - Paper thickness: 220gsm - Removable pages: Yes