PureBlue Brew &ndash; Water Filter Holder Start Kit &ndash; Holds Activate Charcoal Filters for Tank of 2.0 Keurig Brewing System &ndash; (Clear Plastic) GREAT TASTING - Coffee is mostly water so if your water is clean your coffee will taste better. THE BEST - PureBlue Brew's fits on Elite and Single Cup Coffee Brewing Systems BPA FREE - Design features BPA free. DIRECTIONS - Comes with direction so you can go back to enjoying your favorite coffee, or fresh ground coffee beans. GUARANTEED - 100% Satisfaction or complete refund.