The #1 Nitro Cold Brew Maker Great Present for Secret Santa, Christmas Gift, or Hanukkah Gift Add nitrogen or nitrous oxide to your cold brew for a sweeter & fresher taste with the cascading and delicious micro-bubbles you could only previously get at the coffee shop. Beware of copycats, were the original! Includes: improved stout creamer faucet; 64 oz keg; unique pressure relief valve; cartridge holder; faucet/tower combo wrench; tap plug; carry bag; cleaning brushes and pre-cut hose Don't Forget Royal Brew Nitrogen or Nitrous Cartridges (sold separately) Get a smooth, frothy home coffee cold brew, the way the baristas do it. For a sweeter, cold foam taste, use one 8g nitrous oxide cartridge. For frothy and delicious cascading mouthfeel, use two 2g nitrogen cartridges (sold separately). NOTE: Only fill keg 75% maximum with coffee to allow gas to form. Be sure to shake the cold brew kit after charging. For best results, use a quality cold brew or your favorite concentrat