Originally Posted by LivelyLady

I love the frixion pens and have never had any problem using them until now. I marked a simple quilting design on a baby quilt. The marks disappeared completely on the regular cotton when I put the iron to it, but it left a faint light mark on the batik. I'm a novice at FMQ and it was only noticeable where I went off the lines. I don't use batiks as a rule, but am curious if anyone here has had this problem or could it have been this particular batik. I didn't test it on the batik before I marked the whole quilt---my bad.