Customize your wardrobe, create beautiful designs on fabric and customize home décor with the 4500 Textile Marker. This marker provides excellent definition on many light-colored, chemically untreated fabrics such as cotton, silk and linen, as well as on a number of mixed fabrics. The applied ink can be made permanent by ironing once (without steam), the textiles can be washed at up to 140°F (60°C). For limited use only on polyester, as it can often cause the ink to run. This set includes black, red, blue, green and yellow.