Choose these Maxtra + cartridges from Brita if you're looking for impeccable taste, reduced impurities and sparkling clean water. With a universal design which fits into most water filtration jugs, including both the new and old Maxtra models, these cartridges will consistently improve the quality of your drinking water. Featuring micro carbon pearls which reduce chlorine and impurities and ion exchange pearls which reduce limescale, these cartridges improve the taste of drinking water and will enhance the flavour of tea and coffee. Features and Benefits Reduce impurities - Such as chlorine, limescale and metals. Enhance taste - They're even recommended by the UK Tea Academy. Long-lasting - These twelve cartridges will last up to a month each. Specifications Brita MicroFlow technology Universal fit Micro carbon pearls reduce chlorine and impurities Ion exchange pearls reduce limescale New finger holes for easy cartridge exchange No pre-soaking required Permanently absorbs metals such as lead and copper Unique flow control Recommended by UK Tea Academy