These are high quality MDF Boards by Seawhite which measure 12mm in depth. The boards are an A4 size or 210mm × 297mm and come in a pack of 4 boards, giving you plenty of surfaces to paint and practice your techniques and creativity on. The surface of the board being made from MDF wood offers a very interesting texture to paint on, which can lend your paintings and art a lovely aesthetic compared to traditional cotton canvases and other similar mediums. These are often widely used in schools and colleges for plays, events, decorations and various arts and crafts classes and a great way to introduce children and students to painting. With their very affordable price this pack of MDF boards and ideal for trying out your work on as there is little money wasted if you don\'t like the final piece of work and there are four in total to practice your painting and murals on. - Brand: Seawhite - Size: A4 - Pack of 4 - Material: MDF wood - 12mm deep frame - Ideal for painting and murals