Upgrade your espresso setup at home with the DeLonghi Easy Clean Knock Box. A mirror polished stainless steel knock box for the disposal of used coffee grounds. Forget about banging your portafilter on the edge a trash can or scraping the grounds off with a spoon. Simply tap your portafilter onto the Knock Box to release your coffee puck. Its removable rubber bar makes cleaning a breeze. Made in Italy. Dishwasher safe