Product Size : This bottomless coffee knock box chute measures 5.9 inches (15cm) in length and 5.4 inches (13.7cm) in width, making it compact and easy to fit within your coffee preparation area without taking up excessive space. Material : It is constructed from high-quality stainless steel and silicone. The stainless steel is robust and built to withstand prolonged use. The silicone parts that come into contact with components of the coffee machine are flexible, heat-resistant, and slow to age. Recessed Design Advantages : Unlike the old version, it features a trapezoidal body design with a small rectangular exit. Its recessed design allows it to fit seamlessly with coffee machines or countertops. This not only saves space but also enables quick disposal of coffee grounds and other waste during coffee preparation, improving efficiency and preventing coffee grounds from scattering on the floor. Silicone Material Details : The edges of the bottomless coffee knock box chute are wrapped with silicone. The silicone's elasticity reduces friction between the chute and the tabletop during placement and use, guarding against scratches. Additionally, it effectively diminishes the noise generated when the coffee machine strikes, creating a quieter coffee - making environment for you. Detachable Silicone Rod : The included detachable silicone rod is also made of high - quality silicone, ing good flexibility and durability. When needed, you can easily remove it for cleaning or , ensuring the cleanliness and hygiene of the bottomless coffee grounds chute and its accessories, and maintaining a clean coffee - making process.