Easy-to-clean knocking container: Knock Box features the latest design with a deep, rounded curve that allows coffee grounds to flow directly into the knocking container. The raised back wall prevents leaks. The wide opening makes it easy to use and clean. The knocking container for portafilters is dishwasher-safe and the perfect companion for espresso. 【Low Noise + Non-slip】 The knocking box is equipped with a removable rubber strip on the bottom that not only provides firm support and prevents slipping when the container is in use, but the special noise-dampening knocking bar absorbs more than 50% of the knocking noise and reduces unpleasant, loud shaking sounds. Coffee Grounds Collection Box: A Perfect User Experience for You Quality Material: The coffee grounds collection box is made of stainless steel, sturdy and durable. The thick, durable material absorbs impact sound. The coffee grounds container comes with a removable, padded silicone rod for easily pouring your coffee grounds from the filter. This espresso container is sure to be a real eye-catcher in your kitchen. 【Perfect Size】The coffee grounds collection box measures 11.18 x 1132 x 11 cm (L x W x H) and offers ample capacity for espresso powder without taking up too much space in your kitchen. It's perfect for storing under most espresso machines, and the stylish mini coffee container fits perfectly in your kitchen. Wide Range of Applications: This shock-absorbing coffee grounds collection box can be used in cafes, Western restaurants, bars, kitchens, canteens, restaurants, etc. Collecting a large quantity of coffee grounds in your coffee grounds container is essential for your coffee preparation, and filter holder accessories offer you the perfect, convenient coffee-making experience.