Description: Compact coffee knock box that bangs out your coffee grinds. It& 39;s super strong and sturdy,and even tucks away on the drip tray of your espresso machine. Keep your work area clean by disposing of espresso grounds in a knock box. Non slip rubber pad on the bottom helps reduce noise. Suitable for home,coffee house,Western restaurants,bars and other places where need to make coffee. Specification: Material:Plastic Capacity: Small:0.95L Large:1.5L Size Chart: Small:10.4x10.4x12.6cm/4.09x4.09x4.96inch Large:13x9.1x15.5cm/5.12x3.58x6.1inch 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