Introducing the first cleaner in a cup. 5 Individual Use Cups of Clean Cup Cleaner. Made especially for Keurig® K-Cup® Brewers. Brews just like a regular K-cup. No disassembly needed. A cleaner in a cup ensures removal of oily residue from exit needle. Compatible with all Keurig K-Cup Single Cup Brewers. Ingredients are biodegradable, odorless and phosphate free. Use once a week or whenever changing between sweetened beverages and coffee or tea.