DIY Bleach Doodles T-Shirt Using the Clorox Bleach Pen. There have been other tutorials using the Clorox Bleach Pen, but none that offered such good advice, or did such a great job of drawing on a T-Shirt.
How to make your own bleach pen In saucepan, add 2 Tablespoons of cornstarch to a cup of water. Stir until completely dissolved. Place mixture on stove and continue stirring until it comes to a boil and then turn the stove off. Add 6 Tbsp bleach when cool.