Perfect Mini Knock Case: This espresso knock box is spacious enough to hold multiple coffee pucks and is compact for storage under most espresso machines, helping to save counter space. Unique Design: The bayonet-style lid helps prevent coffee puck splashing, while the angled opening allows for convenient use. Widely Used: Suitable for home, coffee shops, dining halls, restaurants, and other settings. Easy Disposal: Quickly and easily dispose of used coffee grounds within close proximity to your espresso machine. Used grounds can be collected for gardening or composting. The knock box provides ample storage for spent coffee grounds, allowing for easy transfer to a compost bin. Detachable Knock Rod: The rubber knob detaches from the holder for simple emptying and cleaning. The rod removes easily for fast maintenance. Size Chart: Style A: 10 cm x 10.2 cm (3.94 in x 4.02 in) Style B: 10 cm x 12.7 cm (3.94 in x 5.00 in) Package Includes: 1 x Espresso Dump Bin Note: Slight measurement variations may occur due to manual measurement and display differences.