Canson XL Marker paper - Smooth - 70 GSM 21 x 29.7 cm or 8.3 x 11.7" - Pad - 100 Sheets is semi-transparent, very white and very smooth paper for drawing and design & layout work. This paper is ideal for rough sketches and finished presentations. Canson XL Marker paper withstands water and is coated with a barrier preventing ink penetration. It accepts both alcohol-based (ProMarker) and solvent-based marker ink.