Colour Craft Silk Paint is specifically formulated to produce outstanding effects not only on silk but also on fine cotton, polyester and most synthetic fabrics. Each of the bright, highly pigmented, water-based colours are intermixable to create stunning designs. Concentrated liquid colour for use on silk and other natural and synthetic fabrics. Versatile, permanent intermixable fade resistant colours which produce outstanding effects. Water based, non-toxic and acid free. Easy to use: Heat fix on fabric by ironing on reverse for a full 2 minutes. VOC, solvent, and oil free.