Watch this movie which explains how to use decolourant. There is a wonderful product called Decolourant which is wonderful for dyeing fabrics - it actually takes colour out of fabric, rather like bleach, but without the harmful chemicals.
Give it a try as you can get some wonderful results.
Check out our Facebook gallery for some more ideas of how you can design your own fabric using this form of printing. We of course love to incorporate our block print skills using wooden printing blocks
You will love how creative you will be using this textile technique.