Coffee is 98% water, so upgrading your water makes a massive difference in your cup. THIRD WAVE WATER Espresso Machine Profile is the easiest way to ensure exceptional flavour and protect your valuable equipment. This precise formula is designed to unlock the true, delicious potential of your espresso, protecting your machine simultaneously. The Espresso Profile delivers the water you need in your machine. It not only leads to more delicious espresso but also protects your machine from harsh minerals and chemicals that cause scale and corrosion. Precision Mineral Blend: A careful balance of Magnesium, Calcium, and Potassium. Balanced Bicarbonates: Includes just the right amount for buffering. Zero Chlorides Works with automatic and semi-automatic espresso machines. Each pack contains 12 sachets, treating a total of 48 litres of water How to Use: Mix one sachet into 4 litres (1 gallon) of distilled or reverse osmosis water. Use the mixed water to fill your espresso machine reservoir, coffee maker, or kettle.