PureBlue Brew - Water Citric Acid Descaler Tablets - Coffee & Espresso Machine Solution - Pots, Single Serve Keurig & Nespresso COMPATIBLE (4-Count) WORKS - Yes fits the NEW Models THE BEST -Fits on Elite and Single Cup Brewing Systems BPA FREE - Design features BPA free one-piece construction. DIRECTIONS - Comes with direction so you can go back to enjoying your favorite coffee, or fresh ground coffee beans. GUARANTEE  100% satisfaction or hassle free refund.