BLUE WATER ACTION: Tints your toilet bowl water blue, providing continuous freshness and cleanliness with each flush. MARINE FRESH SCENT: Experience a refreshing marine fragrance that lingers, providing a pleasant and long-lasting scent after every flush, enhancing your toilet cleaning routine. LONG-LASTING FRESHNESS: This toilet block delivers up to 400 flushes of freshness! 6 POWERFUL ACTIONS: Delivers shine, dirt removal, anti-limescale protection, fresh fragrance, and 50% more active foa