Our shower cleaner contains lauryl polyether-7 and sodium lauryl polyether sulfate. It can effectively remove mineral deposits, efficiently decompose scales and sediments, cost-effective, convenient and practical. How to use it is very simple: 1. Remove the shower head and put it in the container. 2. Pour 30ml-60ml of washing liquid and add enough water to cover the shower head. Let sit for an hour, rinse and reinstall the shower head. It also prevents mineral buildup, leads to a more comfortable shower experience, and ensures long-lasting use of the shower head.