Store your cleaning tools easily
Uncovered unhidden foam could be acceptable in certain places around your house but not in your bedroom or living room. If you have a basement, you could expose your noodle hacks there.
A sliced lengthwise pool noodle can make an excellent holder if glued to a wall. As in other hacks, a couple of slots need to be made. In this case, as many as the things you want to hang.