Espresso Knock Box Shock-Absorbent Durable Coffee Knock Box with Removable Bar Non-Slip Base (No FDA,BPA-free) - Blackish Green/Straight Port •The barrel body is made of Eco-friendly ABS to prevent the growth of bacteria •The core of the bar is made of steel,which provides a powerful percussion base,which can be removed for easy cleaning •Humanized oblique design,more convenient to use •The bar can be removed from its plastic holder for emptying and cleaning •The non-slip pad on the bottom to stabilize the knock box and reduce noise prevents sliding,and won’t scratch kitchen countertops •The bar won’t dent or scratch your portafilter and helps eliminate spills,it keeps the portafilter safe. Tap the horizontal bar to make the slag cleaner •There are two types of coffee knock boxes for choosing: straight port (11 x 11 x 10.5cm)/oblique port (12 x 12 x 12.5cm) Package included: •1 x Coffee Knock Box •Other items not included