Self-Cleaning Toilet System Replacement Cartridge, 6 Pack, Lasts 3-5 Months, 1.6
No More Hard Scrubbing: The system works continuously to prevent stains from forming, ensuring that your toilet stays effortlessly clean. Tough on Stains, Gentle on Surfaces: This automatic toilet bowl cleaner refill is a powerhouse against stains and buildup, yet gentle on your toilet surfaces.