Procion is a concentrated powdered dye which, when added to water, produces exceptionally brilliant color ideal for all natural materials such as cotton, rayon, linen, silk, wool, paper, reeds and wood. Use it for a variety of applications including tie dyeing, vat dyeing, batik, airbrush, hand painting, printing and spatter painting. Generally, this jar can dye more than five yards of fabric, about nine T-shirts. Details: Available in multiple colors 0.66 fl. oz. Concentrated powder dye Permanent and washable Lightfast For use with all natural materials