Originally Posted by
quiltinglearner
What's fray block?
Do test it on a scrap of the satin fabric first. I had one time where it soaked into the fabric & permanently discolored that part of the fabric. It was a sewing project & I haven't used it on satin for quite some time (plus, it was a cheapy satin from JAF -- maybe that makes a difference) as I mostly only sew quilts these days, but I still remember how devastated I was to have to pitch that fabric. I ended up re-making it & just pinking the edges.