When I've kept my Jessicurl tub in the shower, I've had it get black stuff under the crease of the lid. Where the grooves are to screw the lid back on. I don't keep it in there in a tub for that reason anymore. That's what it sounds like to me is just a bit of that stuff.

Let us know what she says.
2b/3a, primarily use Jessicurl and DevaCurl products, Curls Hair Tea conditioner and various gels. I'm modified CG-ish since 5/04.