The Acrylic Screen Printing Inks from Speedball are designed for the quality-minded printmaker and for professional screen printers. Formulated to print well on paper, wood and fabric, they offer the permanence of oil-based inks with the convenience of water wash-up. They are non-toxic, highly opaque and brilliant. Note: Not recommended for use on material that has to be laundered, or on unprimed metal, and not formulated for use on certain types of plastic or plastic-coated materials. In 8 oz. jars unless noted.