Description: ESPRESSO KNOCK BOX: Made of special ABS material, which is durable. The coffee waste bin very durable and sturdy can be used for a long lasting time. The ABS plastic material prevents bacterial growth from internal. The anti slip layout at the lowest, greater stable while knocking slag. PERFECT SIZE: The size of the Coffee Ground Knock Box is perfect for storing underneath most espresso machines. The capacity is large enough that you don't have to empty it too often. SPECIAL DESIGN: The Coffee Grind Dump Bin with a rubber bar and plastic body is able to reduce the noise when using. The deep bent design makes coffee slag not easy to splash while an oblique mouth allows you to use it more conveniently. FAST PROCESSING: Dispose 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. Espresso knock box give you ample storage space for holding the residual coffee grounds so that you can later transfer them to a compost bin. DETACHABLE KNOCK BAR: Rubber bar can be removed from its plastic holder for emptying and cleaning,The bar comes out easily for fast cleaning. Size Chart: 0.4L WxH: 8.6x11.5cm/3.39x4.53inch 0.55L Bottom Width: 10cm/3.94inch,Top Width: 12.2cm/4.80inch,Height: 12.7cm/5.00inch 0.45L Bottom Width: 10cm/3.94inch,Top Width: 10.8cm/4.25inch,Height: 10.2cm/4.02inch Package Includes: 1 Piece Coffee Knock Box Bin Note: Please allow 1-3mm measuring deviation due to manual measurement. Due to the different monitor and light effect,the actual color of the item might be slightly different from the color showed on the pictures.Thank you!