BRITA\'s Classic filter cartridge ensures you have high quality freshly filtered water, ideal for great tasting cold drinks and enhanced flavours of your tea and coffee. • Reduces limescale, protecting your kitchen appliances such as kettles and coffee machines from build-up and damage• Reduces chlorine which effects taste and odour of food and drink• Permanently absorbs and retains metals such as lead and copper• Each cartridge lasts for approximately one month• No pre-soaking required• 100% recyclable• Suitable for all BRITA Classic jugs50 years of excellenceReduces limescale, protecting your kitchen appliances such as kettles and coffee machines from build-up and damage, Reduces chlorine which effects taste and odour of food and drink, Permanently absorbs and retains metals such as lead and copper, Each cartridge lasts for approximately one month, No pre-soaking required and 100% recyclable, Suitable for all BRITA Classic jugs and some retailer own labels jugs