*QUALITY OF MATERIAL:The knock box is made of durable 304 stainless steel, the holder was made of solid steel , super strong and sturdy, knock it and do not worry about breaking it

*HOW TO PROTECT YOUR PORTAFILTER: The knock bar was made of ITL project rubber which plays a role in buffering to protect the handle of the coffee machine, Easy to knock out clean coffee pucks with the knock bar

*CONVENIENCE TO KNOCKING OFF: When the portafilter is knocked off, the coffee grounds now fall directly into the grind box. The raised rear wall prevents splashes. No cleaning the countertop afterwards

*LARGE CAPACITY: The coffee grounds bucket is 11.1  inch in lenght,6.9 inch in width,4.5 inch in height, Its capacity is large enough that you don't have to empty the grinds it too often

*EASY TO CLEAN: Detachable design, thanks to the wide opening, the knock container is now freely accessible. The inside can be rinsed with water comfortably. Also suitable for the dishwasher