Flash Professional Disinfection Toilet Bowl Cleaner is a powerful, heavy-duty gel formulated for daily use in high-traffic bathrooms. This ready-to-use formula effortlessly tackles tough limescale, stubborn urinal stains, and grime, ensuring a hygienically clean surface. It effectively disinfects within five minutes and leaves behind a long-lasting shine and a clean, fresh scent for a thoroughly refreshed bathroom.For best results, apply the gel under the rim, allow it to work for five minutes to disinfect, then brush and flush thoroughly. This product is designed for use only in toilet bowls and urinals. Caution: Causes severe skin burns and eye damage. Always wear protective gloves and clothing. Avoid use on colored enamel, enamel older than 10 years, or damaged surfaces. Immediately rinse any spills on other surfaces with plenty of water. Never mix with other cleaning products. Keep out of reach of children.