High Quality Coffee Knock Box - The coffee ground knock box is made of premium ABS material, , non-slip, wear-.The inside can be rinsed with water comfortably, Also suitable for the dishwasher. Multipurpose - Widely used , cafe shop, canteen, restaurants, bars and more. Affordable and reliable product . LightweightI & Compact - Easy to store and carried, fit for kitchen and office. Rubber grip on the bottom of the coffee knock box keep it from shifting during use. Detachable Knock Bar - Detachable rubber bar makes it easy to clean, plays a very good cushioning properties, and 't dent or scratch your portal filter, also helps spills and reduce noise when using. size: 22 x 16 x 10cm Material: ABS colour: A-Black Package Contents: 1 x Espresso Knock Box Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.