- Knock Bin: The Knock made of wooden, durable and sturdy. at the bottom, more stable when knocking slag. - PERFECT SIZE ESPRESSO Knock Bin: Lightweight and portable small Knock Bin for coffee grounds, easy to store and carry, fit for kitchen and office. - DETACHABLE KNOCK BAR: Made of wooden.The wood design has a very good buffering performance,can the noise and protect the handle of coffee machine,and the removable it easy to clean. - UNIQUE DESIGN: design makes coffee slag not easy to while oblique mouth allows you to use more convenient. - WIDELY USED: Can be used at home, cafe shop, , restaurants, bars and more. Size Chart: Max Size: 12.8cmx12cm/5.04inchx4.72inch Bottom Length: 10cm/3.94inch Side Height: 9.5cm/3.74inch Package Includes: 1 Knock Bin 1 Knock Bar Note: Please allow slightly errors due to manual measurement and different monitors. Best Prices, Best Quality, Your Great Enjoyment for Living Well - Knock Bin: The Knock made of wooden, durable and sturdy. at the bottom, more stable when knocking slag. - PERFECT SIZE ESPRESSO Knock Bin: Lightweight and portable small Knock Bin for coffee grounds, easy to store and carry, fit for kitchen and office. - DETACHABLE KNOCK BAR: Made of wooden.The wood design has a very good buffering performance,can the noise and protect the handle of coffee machine,and the removable it easy to clean. - UNIQUE DESIGN: design makes coffee slag not easy to while oblique mouth allows you to use more convenient. - WIDELY USED: Can be used at home, cafe shop, , restaurants, bars and more. Size Chart: Max Size: 12.8cmx12cm/5.04inchx4.72inch Bottom Length: 10cm/3.94inch Side Height: 9.5cm/3.74inch Package Includes: 1 Knock Bin 1 Knock Bar Note: Please allow slightly errors due to manual measurement and different monitors. Best Prices, Best Quality, Your Great Enjoyment for Living Well