Batik?

Hello Can I tie-dye a screen-printed T-shirt? Or will the colors clash, causing the screen print to peel off, or something similar? Unfortunately, it's too late to tie-dye beforehand. There's also another print on the T-shirt, but I don't know what color it is. I hope someone can give me some information because I couldn't…

Batik never works, any tips?

Hello, I've tried batik several times over the past few years, mostly using Simplicol dyes, and always achieved excellent results, but they always ran in the washing machine. I've tried everything. Color fixer Vinegar (or vinegar cleaner, I don't remember exactly After coloring, rinse completely until no more color comes out blow-dry/ oven dry So…