Our toilet foam cleaning powder contains sodium carbonate, sodium sulfate and sodium gluconate. It can effectively clean every corner of the toilet, keeping it clean for a long time. It foaks up quickly, providing immediate deep cleaning results. The descaling effect is remarkable, restoring the original luster of the bathroom. Its usage method is very simple: Pour an appropriate amount of this product into the bottom of the toilet, wait for 5 hours, then clean the toilet. After removing the stains, rinse it clean with clear water. It can help clear the drainage ditch and urine stains, keeping the toilet as clean as new. One wash, no need for a second cleaning.