Material: Constructed from polyester fiber, PP, and PC cotton, ensuring a safe and non-toxic water filtration experience. Function: This filter effectively eliminates impurities from water, promoting overall body rejuvenation. It removes chlorine and heavy metals such as lead, mercury, nickel, and chromium, leading to significant improvements in the health of your skin, hair, and nails. Easy Installation: The universal connector allows for tool-free installation in the shower. The filter comes with a filter element that is simple to assemble and replace. Note: It is important to avoid connecting the filter directly to a water heater for extended periods. Additionally, it should not be connected to an outlet that cannot be closed for long periods. Remember to replace the filter element every 3-6 months to maintain optimal performance.