I usually don’t advise black clothes, but apparently textiles that are made from nylon, spandex, what have you, are usually manufactured from material that has been produced in the color desired in it’s original manufacturing process. avoiding the need for dying in the first place.
Reducing the potential for staining.
BUT ALWAYS TEST FIRST!
Yes, the Acne cream is also working for me as well.
This test ended in complete failure!
I have to remember that nothing is safe except white.
I like it! I have had good luck with three Garments, so far...for not Staining my Dolls. Two sheer Kimono type Robes, and one Dress....made of some kind of synthetic Material, as you said... I think the Color is in the Synthetic Fabric, not dyed onto it. I am still hesitant about Black, and Dark Blue, though...