I find the thread easier to see and it can handle the dishwasher quite well.
Maybe I will do both. I can use the red thread to remind me what the red dot of nail polish is for - that’s about what my memory needs some times. LOL So far, I haven’t received a call about the jars. I will have to be patient and hope this works out. He may not have been able to bring them down this past weekend or may not have had time to sort them out.