Jacquard Tee Juice Broad Point Fabric Marker - Purple - Washfast and permanent after heat setting with a dry iron for two to three minutes. Formulated with the most light-fast archival pigments. Tee Juice also leaves fabric soft to the touch. Works on synthetic and natural fabrics including cotton, linen, rayon, silk, wool, nylon and polyester, as well as canvas, wood, leather, paper, clay and more.