INCLUDES TWO (2) 14oz BOTTLES OF CLEANER -- 28oz TOTAL! Keurig Descaling Solution is an important step to cleaning and caring for your Keurig coffee maker. When used every 3 months, or as often needed, Keurig Descaling Solution safely and effectively cleanses and removes mineral buildup from inside your coffee maker which can affect brewer performance, taste, and quality of your beverages. An important step of your Keurig coffee maker maintenance routine, Keurig Descaling Solution keeps your coffee maker clean, performing at its peak, and beverages tasting their best. Keurig Descaling Solution is the only Keurig recommended cleaning solution to be used with all Keurig coffee makers. Descaling is an important process that cleans the inside of your coffee maker. Over time, calcium deposits called scale can build up inside your coffee maker. If left unchecked, these buildups can affect the performance of your coffee maker and taste of your beverages. Keurig Descaling Solution is an effective, fast-acting, and odorless solution which helps clean and remove calcium and mineral deposits to keep your coffee maker clean and brewing at its best. To preserve longevity of your coffee maker, we recommend using Keurig Descaling Solution every 3 months or as often as needed (depending on the mineral content of your water, you may need to descale more frequently). Keurig Descaling Solution is compatible with all Keurig coffee makers.