Speedball® Water Soluble  Block Printing Ink, also known as "Relief Ink," dries to a rich, satiny finish. Easy clean-up with water. Non-toxic. Gluten free. Super for printmaking with linoleum, wood, Flexible Printing Plate, Speedy-Cut™, Speedy-Carve™ and Polyprint. Ink conforms to ASTM D-4236. Excellent for use in the studio, school or home. AP non-toxic, lightfast and archival.  Made in USA. Available in the following colors: Black, Blue, Green, White, Brown, Violet, Magenta, Light Red, Dark Yellow, Orange,  Metallic Pewter, Metallic Copper, Metallic Silver, Metallic Gold, Metallic Platinum White.