Make stubborn makeup stains, grass stains, and more disappear with Stain Devils #6! Carbona is here to help you live the Unstained Life. Dermatologically tested to be safe for your hands and environmentally friendly for disposal. Stain Devils #6 is safe and effective on washable and water-safe fabrics, including cotton, wool, nylon, rayon, polyester, acrylics, and blends.