Keep your toilet fresh and hygienic with Harpic Flushmatic In-Cistern Toilet Cleaner Block in a refreshing Citrus fragrance. Designed to be placed inside the toilet cistern, it releases cleaning agents with every flush to help maintain cleanliness, reduce stains, and provide long-lasting freshness. Its convenient in-cistern design works discreetly while helping keep the toilet bowl cleaner between regular deep cleans.