K-Cup Cleaning and Descaling Kit includes everything you need to clean and descale your Keurig K-Cup machine. The cleaning capsule removes bitter-tasting coffee oils and residue from the brew chamber of your K-Cup machine, while the descaling liquid removes calcium deposits and lime scale build up. Together, the cleaning capsule and descaler help extend the life of your K-Cup machine and deliver a cup of coffee that tastes better and is less bitter. The kit includes a single use cleaning capsule and a single use bottle of descaling liquid.