Neo Shower Head Complete shower attachment Blocks rust, impurities and harmful substances up to the size of It filters out fine particles of 3? ~ 5?. Removes any foreign substances entering the home through the old water pipes. Double filter structure which removes foreign substances shower head and body. Saves water by 2.5L while water pressure increases. Produces Negative lon 315,000 ion/cc. Includes: Shower head, Sediment head and body filter *Sediment filter is used for water purifier so it is safe Made in South Korea