Seawhite Mixed Media Artboard is the perfect surface for experimenting with your mixed media work! The 220gsm all-media artboard is ideal for both wet and dry techniques, allowing you to try your hand with a range of media. The artboard is acid free, with a 2mm board backing. It is 1.2mm thick and there are 10 sheets included. Develop your skills across this high quality surface. This is great for students and professionals alike. Size: A41.2mm thick10 sheets220gsm all-media paperAcid freeIdeal for wet and dry techniquesHandmade in the UKSeawhite Mixed Media Artboard A4. acrylic painting for beginners