Speedball Water-Soluble Block Printing Inks print in bold colour, and dry to a rich satiny finish. These inks are great for printing with linoleum wood, or soft block surfaces onto paper. Safe for use in the classroom. Inks possess excellent tack ensuring even coverage and consistently spectacular results. All colours carry the AP Seal and clean up easily with soap and water. Printing inks are a must-have for any artist's craft kit.