SOF-CLING is a mild acid-based cleaner and deodorizer for porcelain and enamel fixtures.  It is formulated to remove water deposits, soap scum and other mineral based stains, and will also remove light rust stains from most surfaces.  Sof Cling is a thick pink cleaner designed for use on toilet bowls, urinals, wash basins, drinking fountains, shower stalls and bathtubs.  Successfully used by institutions, schools, public buildings, municipalities, restaurants and other commercial locations.