Crayola is a famous maker of the best quality Crayons here in the states, every child grows up knowing the name and adults still remember it when they have children, but enough history on the Crayola name. Crayola is owned by a company called Binny-Smith, that may or may not be exporting to Australia, or you may have a similar company there. Here is a link to the Crayola fabric marker web page you can find these types of things in craft shops.