Determine the bleach tie dye pattern you want on your clothing. You will see the effects starting immediately but depending on the color of the sweatshirt you might want to give it some time for more dramatic results. How To Tie Dye A Black Hoodie Tee Youtube You can use this simple tie-dye tec. . I used many rubber bands as you can see below. Lauren Abby hand mix every color for every item to ensure each piece is unique and one of a kind. 1Rinsing out the bleach from the black clothes. Since bleach removes the color the resulting sweatshirt will be the absence of the dye. Allow the bleach to sit a while about 20 to 30 minutes. Make your bleach mixture using the recommended bleach to water ratio usually its 11 or 12. 39 out of 5 stars 6513. If you are happy with how the shirt looks move on to the next step. I bought a basic black sweatsuit for this DIY. 39 out of 5 stars 5751. I saw this t...