Originally Posted by mountainmom
Must not be. Says you can use on fabric and heat set. I got it off my stamps with soap and water.
welllll the good news is it comes off...
I've bought some second hand stamps that have old I think it could be paint or glimmery ink in the crevices... ( that does not want to come out) but the top of the image stamps OK because, they must have wiped it off a little when they had it goopy...