Calcium Sulfide effectively removes all chlorine from both hot and cold water.KDF55 removes chlorine, metals, bacteria and algae, even in hot water.Activated Carbon Removes chlorine, organic material and impurities.Far Infrared Balls boost negative ions and oxygen levels in water.Zeolite Ceramic Balls removes heavy metals and releases revitalizing minerals.Ceramic Vitamin C Balls infuse the water with Vitamin C and other beneficial elements.Tourmaline boosts filtration and releases revitalizing minerals that transform your hair.Magnetic Energy Balls energize water with oxygen to help nourish skin, hair and nails.Easy to use.