Speedball Waterbased Fabric Screen Printing Ink, Black is a high quality screen printing ink with richer color, greater coverage, smoother workability, softer feel and easier water cleanup! This fabric ink will wear as long as the fabric with brilliant color that is ideally for use on cotton, polyester, blends, linen, rayon and other synthetic fibers (NOT for use on nylon). Also works well on paper and cardboard! Wash fast when properly heat-set. Non-Flammable, contains no solvents and no offensive smell. Speedballs fabric ink may be screen printed or painted on with brush.