The Cleanest Quality: The PP cotton filter reduces more than 30 kinds of mineralized substances such as selenium, manganese, zinc, iron, magnesium, phosphorus, calcium and potassium in the water. Care For Your Body: The filter can reduce dry and itchy skin and keep your skin, hair and nails healthy. It is very suitable for bathing children and your pets. After cleansing, gentle water can make your skin and hair smoother and softer, rejuvenate your body and maintain the balance of your sebaceous glands. High Quality Materials: Use filter materials made of high quality PP cotton, free from ineffective and messy ingredients, inhibit algae growth and take care of every inch of skin. Worry-Free Support: We recommend replacing the hand shower filter every 3-4 months, depending on water quality. Dark brown indicates that the filter should be replaced immediately. Easy to Install: Just turn the shower head clockwise and screw it into the shower tube when of the installation. It can be provided in the shower rooms of various facilities such as hotels, gymnasiums, swimming pools, etc.