SnoBol 24 oz Extra Strength Liquid Toilet Bowl Cleaner

This extra-strength toilet bowl cleaner removes even the toughest hard toughest hard water stains, mineral deposits, lime scale, and rust in your toilet. The thick blue liquid formula clings to the bowl, and its 14.5% hydrochloric acid delivers a powerful clean. Regular toilet cleaners remove bacteria, but this goes above and beyond, removing rust and hard water rings with its proprietary hydrochloric acid formula. That's why Brillo is one of the most trusted names in household cleaning.