Powerful cleaner - no bleach harshness. Kills 99.9% of bacteria when used as directed. Hydrogen peroxide formula releases thousands of micro bubbles that penetrate to dissolve lime scale and rust stains in the toilet bowl without leaving a harsh chemical residue. Contains no chlorine bleach. Leaves a fresh clean scent. No gloves or mask needed. Application: Toilet & Urinal Cleaner Applicable Material: Toilets Urinals Chemical Compound: Hydrogen Peroxide Dirt Types: Grime Mildew Mineral Scale Mold Organic Matter Soil Stains.