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. Knock boxes give you ample storage space for holding the residual coffee grounds so that you can later transfer them to a compost bin.HIGH QUALITY - Rubberized knock bar won't dent or scratch your portafilter and helps eliminate spills, it keeps The Portafilter Safe.DETACHABLE KNOCK BAR - Rubber bar can be removed from its plastic holder for emptying and cleaning,The bar comes out easily for fast cleaning.STRONG STABILITY - The puck box features a non-slip rubber pad on the bottom to stabilize the knock box and reduce noise, prevents sliding and won't scratch kitchen countertops.Colour:Orange & BlackMaterial:plasticSize:14.8x11cmPackage Contents:1 * Coffee Grind Knock BoxOnly the above package content, other products are not included.Note: Light shooting 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