MAXTRA+ contains Micro Carbon Pearls reducing chlorine and organic impurities which affect taste and odour of food and drink. Ion Exchange Pearls reduce limescale, enhancing flavour and aroma of tea and coffee. Protects kettles and coffee machines from limescale build-up and damage and permanently absorbs metals such as lead and copper. Slim, fridge door fitting design with 1.4L filtered water capacity, 2.4L total capacity and dishwasher safe (except lid). Flip top lid for easy refilling. Electronic 'memo' reminder notifies you when to replace filter cartridge. MAXTRA+ filter cartridge lasts approximately one month and are 100% recyclable. 30 day money back guarantee and free replacement parts service.