The specific steps are as follows:
1. Prepare a basin of clean water and pour an appropriate amount of 84 disinfectant into the basin.
2. Then use a toothbrush to continuously stir the solution in the basin.
3. Pour 10 ml white vinegar into water, let a little acetic acid dissolve in water, and the lotion is acidic.
4. Then put it in the dyed sweater and soak it to make the dyeing fully oxidized.
5, you can see that the dyed place has faded.