8-color non-toxic iron-on print crayons. You can create designs by pressing the crayons firmly onto white paper (the design will be reversed when transferred), and then transfer them to fabric with an iron. Instructions are written on the back of the box. - Brand: Crayola - Number of Colors: 8 - Features: Non-toxic - Product Name: Iron-on Print Crayons Thank you for viewing. The crayons are unused, but they have been stored at home, so please purchase them if you understand this.