Hair Appliance holsters: Use hook-and-loop tape to attach lengths of diameter PVC pipe to the vanity door to hold the curling irons. Do the same thing with pieces of pipe to hold the cords. Let your curling irons cool before you stow them away.
A narrow freezer bin and acrylic shoe boxes store all the cleaning supplies needed in the bathroom. Cleaning products and trash bags go in the freezer bin; sponges, gloves, rags, and scrub brushes go in the shoe boxes.