If it’s dye transfer,probably won’t come out 🙁. However,my friend got dye transfer from black r/o
^^Ditto. I’ve been using AOA sponges for probably 5 yrs mainly from ++
Zote Soap.
Zote laundry soap
EcoTools Makeup Brush/Sponge Cleansing Shampoo or some solid cleansing balms (Zote, Japonesque+
Here's how I clean mine, after many different techniques and products ++
Zote soap
Zote Soap is where it's at.
2nd Zote for synthetic brush cleansing.
I use the Zote soap, gets out all the goo. I also like a brush cleaning mat ++