Key Features: Harpic Drain Xpert drain cleaning Powder is a specialized product to unclog blocked drains in your household. Clears drainpipes and melts hair & grease. Suitable for Kitchen Sink, Shower Stalls and Bathroom Sink. Harpic Drain Xpert drain cleaning powder unblocks drainpipes in 30 minutes. It does not damage pipes, sinks or fittings. Usage Information: 1. Remove excess water from the blocked drain. Remove the strainer basket. 2. Empty the entire contents into drain. 3. Add a cup of water and leave for 30 minutes. 4. Pour water to clean the drain. Repeat application for stubborn blocks. Use regularly for trouble-free drains. Safety Measure: Not to be used in toilets. This product is not edible. Read label for details. May cause corrosion on certain surfaces. Warning! Do not use with other products. Keep out of reach of children. May cause severe skin burns and eye damage. Wear protective gloves/eye protection. Do not breathe vapors. If Inhaled: Remove victim to fresh air. Wash hands thoroughly after handling. If Swallowed: Rinse mouth. Do Not induce vomiting. If on skin/in eyes, rinse with water & take off all contaminated clothing. Seek medical advice if required. Harmful to aquatic life. Do not open sachet with teeth.