Waters Co Waterman Portable Filter (600ml)Waters Co Waterman Portable Filter (600ml) is a unique portable filter providing safe, filtered, mineralised drinking water on the go. Its central cartridge contains alkaline minerals, magnets and activated carbon filter medium. It re mineralises and ionises ordinary tap water while filtering out chlorine, heavy metals and bacteria. The Waterman is easy to use simply fill it up, drink it down, or take it with you. It's an easy and convenient way to