To make a custom iron-on shirt, do you need a special type of water-proof ink? What transfer paper is good?

There is also an inkjet transfer paper that you can buy. Download images like you own or from a popular web site. Then printed through your ink jet printer and ironed on to material. Comes in white or black t-shirt formats.|||if you go to your local craft store they'll have iron on transfer paper. that'll do the job.