Toilet Bowl Brush w/ Cleaner Dispensing Brush Head. NO LIQUID CLEANER NEEDED – w/ 500 Brushes your toilet is cleaned as you brush w/ built-in blue cleanser tablet. No more searching around for expensive liquid cleaner or just moving dirty water around. Each cleanser tablet, activated by water, contains BLEACH, keeping your toilet bowl clean, sanitary and odor free, while removing rust & calcium deposits with ease!