BRITA water filter products use a mixture of carbon and ion exchange resin to remove hardness, chlorine, heavy metals such as lead and copper, and other organic impurities to improve the taste, smell and appearance of cold and hot drinks. Maxtra Technology cleaner,clearer, great tasting BRITA filtered water:Easy- flip top lid- single handed filling without removing the lid:Comfortable soft grip handle and non-slipbase: Elegant stylish design:1.5L filtered water capacity:2.6L total water capacity:Slim design to fit in the fridge door:Water level indicator:Clever- elecronic memo reminds you to replace your filter cartridge once a month:Unique MAXTRA flow control ensures the perfect filtration time for best results removing limescale, inpurities and soft metals from your every day tap water Dishwasher safe (excluding lid).