Coffee knock box - Material and grip: Made of rubber and plastic, the knock box is non-slip and protects your portafilter and hands from scratches during use. - Noise reduction and versatility: The rubber strip and plastic body help reduce noise. Suitable for coffee shops, Western restaurants, bars, and family kitchens. - Large opening: The tap box features a wide opening to prevent coffee grounds from splashing around the counter. - High capacity: Ample space to hold a substantial amount of coffee grounds, reducing the need for frequent emptying. - Easy to clean: The removable percussion lever allows easy cleaning. It is safe to wash by hand or in a dishwasher. - Compact and discreet: Small, compact design that can be stored under almost any coffee machine, keeping the workstation tidy. Use scenarios - Busy café or coffee shop: Use to quickly discard used grounds from portafilters during peak service while keeping noise to a minimum. - Home or small office kitchen: Store under your coffee machine for convenient, mess-free disposal and easy cleaning between brews. - Bar or restaurant setting: Use in bars or western restaurants to manage grounds efficiently during service without cluttering the counter.