Harpic Professional Power Plus toilet cleaner is effective against limescale, tough stains, rust, below water germs, dirt build up and under rim/urine stains. Killing 99.9% of bacteria and viruses. Freshening the toilet bowl, leaving behind a fresh scent, Harpic Power Plus with its unique formula removes tough limescale and gets rid of germs. Ergonomic design reaches under the toilet rim.