【High quality materials】The coffee bin knock box is made of high quality ABS plastic material, the edges and surface are smooth and burr free, not easy to break or deform, strong and durable, and can be used for a long time. 【Practical Knock Bar】Our espresso knock box is made of hard rubber, it has a fashionable and beautiful appearance.It providing excellent buffering performance for effortless coffee ground removal, and The rubber bar minimizes noise production during use. It is designed to be easy to clean and detachable, making it easy to take it apart and clean it underwater or in the dishwasher. 【Stable and Non Slip】The rubber base provides exceptional stability, preventing the box from sliding during use. Compact and non slip, it ensures a secure operation and protects your kitchen countertop. 【Perfect Design】The Coffee Knock Box Container has a perfect ergonomic design for easy knocking. The convenient oblique mouth means that coffee slag won't easily splash out. With a large enough capacity, you don't have to empty it too often.With our coffee grounds bin, you no longer have to make trips to the kitchen to empty your coffee grounds into the trash, saving you time and effort.You can easily transfer the coffee grounds to your garden soil, giving your plants a natural and nutrient rich fertilizer. 【Versatile and Serviceable】Small sized with a large capacity, Coffee knock box suits various settings such as home kitchens, coffee shops, cafeterias, restaurants, and bars. The rubber knock bar, it is long lasting and prevents scratches on your portafilter handle.