Lana Bristol Drawing Board 19.7 x 25.6" - 250 gsm is acid free, archival and extremely white with a soft and smooth surface which has high opacity, giving remarkable intensity to colours. Lana Bristol Drawing Board is ideal for all drawing and illustration techniques. Can be used with pencils, felt pen, ink, Graphite and all Markers like alcohol-based markers (ProMarkers), Water Based Markers (Posca), Acrylic based Markers (Montana).