Method Daily Shower Spray Cleaner Refill will give your grout-scrubbing arm a break. The naturally derived, non-toxic and biodegradable ingredients in this daily shower cleaner keeps you from having to work out life?s frustrations on your grout. Simply pour into your Method Daily Shower Spray bottle and spray post-shower (best to start with a clean one). The fine mist prevents soap scum and lime deposits?without giving you a moment?s worry about bumping your bum against any questionable residue. With this refill, you may never scrub tile again.