CoffeeFresh(TM) water filters keep your Keurig(TM) or Krups(TM) water clean and odour-free, ready to deliver cup after cup of delicious, fresh-tasting coffee every time. The joy of coffee may be "all about the beans" but did you know that coffee is 98% water. CoffeeFresh(TM) filters efficiently remove chlorine, calcium and other impurities that naturally occur in tap water, and leave behind only fresh, clean and great tasting water for a perfect cup of coffee. Our filters are designed to work with Keurig(TM) or Krups(TM) Coffee Systems. CoffeeFresh(TM) filters for Keurig(TM) or Krups(TM) are super easy to use, install within minutes with no mess or hassle. Our filters will keep your coffee tasting fresh and delicious and last up to 2 months or 60 tanks. 2 packages of this product contain 4 filters.