Dispose used coffee grounds cleanly with the Breville Knock Box 10. The die-cast canister is built for durability and the removable, dishwasher-safe bowl makes cleanup simple. It holds up to 10 coffee pucks and features an anti-slip rubber grip for stability while you tap the portafilter against the knockout bar. Includes one Knock Box 10 and is backed by a 12-month manufacturer warranty.