Product Description: Seachoice RV Bathroom & Sink Cleaner Multi-purpose and multi-surface non-acid cleaner makes cleaning easy. For use on most household surfaces. Works to remove a variety of soils from toilets, bathtubs, showers, sinks and more. Easily cleans glazed ceramic tile, glazed porcelain surfaces, sealed fiberglass, metal sinks, countertops, chrome fixtures and other nonporous surfaces. Effectively removes soap scum and hard water stains from showers, tubs and sinks. May be added to toilet bowls and left overnight, leaving a fresh deodorizing fragrance. Biodegradable.