QUALITY MATERIALThe Coffee Knock Box is made of premium wooden, durable and sturdy. The wood design has a very good buffering performance,can reduce the noise and protect the handle of coffee machine,and the removable it easy to clean. PERFECT SIZEMax Size: 12.8cmx12cm/5.04inchx4.72inch; Bottom Length: 10cm/3.94inch; Side Height: 9.5cm/3.74inch. The coffee waste bin is perfect for storing underneath most espresso machines. The espresso machine knock box capacity is large enough that you dont have to empty it too often,Fit for home, bar, cafe. PERFECT SIZEMax Size: 12.8cmx12cm/5.04inchx4.72inch; Bottom Length: 10cm/3.94inch; Side Height: 9.5cm/3.74inch. The coffee waste bin is perfect for storing underneath most espresso machines. The espresso machine knock box capacity is large enough that you dont have to empty it too often,Fit for home, bar, cafe. AST PROCESSINGDispose of your used coffee grounds quickly and easily within inches of your espresso maker. You can store old coffee grounds for gardening, old coffee grounds can be a rich fertilizer option for your garden beds. Knock boxes give you ample storage space for holding the residual coffee grounds so that you can later transfer them to a compost bin. WIDE APPLICATIONLightweight and portable small Knock Bin for coffee grounds, easy to store and carry, fit for home, kitchen, cafes bars, and office.