One of the major pieces of the how to clean a shower puzzle is removing limescale and hard water stains. Mr. Clean® takes the hard work out of hard water stains, so you can clean your shower with ease! The Mr. Clean Magic Eraser Foaming Bath Scrubber is Mr. Clean’s best shower cleaner. It removes hard water stains and limescale, as well as other grime found on shower doors and bathroom fixtures. So remember, there’s no clean like Mr. Clean. This Mr. Clean tutorial video demonstrates how to use the Mr. Clean Magic Eraser Foaming Bath Scrubber as a shower cleaner and how to remove hard water stains and limescale. Test a small area with light pressure before use. Not recommended for the following surfaces: high gloss, polished, dark, brushed, satin, faux, bare/polished wood, copper, stainless steel appliances, non-stick coating or vehicle body. Do not use with chlorine bleach or other household cleaners. Do not use on skin or other body parts. Using on skin will likely cause abrasions. Avoid contact with eyes. May cause eye irritation. Keep out of reach of toddlers and pets to avoid accidental ingestion.