Feature: 1. ROBUST AND DURABLE: Coffee grounds bucket is very sturdy and durable and can be mounted to the drip tray of an coffee machine. 2. KEEP CLEAN: Coffee knock box keeps the ground coffee in a shockproof box and keeps the work area clean. 3. ERGONOMIC DESIGN: Coffee ground box is compact and ergonomic for easy ball striking. Removable from your coffee grinder. 4. NOISE REDUCTION: The non slip rubber mat at the bottom of the coffee grounds bucket helps reduce noise and won't annoy others. 5. APPLICATION SCOPE: Coffee knock bin is suitable for home, cafes, bars and other places where coffee needs to be brewed. Specification: Item Type: Coffee Grounds Bucket Material: ABS Barrel Size: Approx. 122x120x120mm / 4.8x4.7x4.7in Knockout Bar Size: Approx. 143.5x25x25mm / 5.6x1.0x1.0in Gross Weight: Approx. 326g/11.5oz Package List: 1 x Coffee Grounds Bucket Note: Please allow some error due to manual measurement.