Patent Design & Nice Look: Unique slanted and patent mouth design, the slanted top helps trap grounds stay cleaner around your espresso machine; When you knock the portafilter, it doesn't splash coffee grounds everywhere like others - made cleanup easier and makes the espresso routine feel more professional. No mess on your counter. Larger Storage Space: Collect a significant quantity of coffee grounds (up to 15 pucks) at once in this coffee grounds knock box without unpleasant odors. Wide opening accommodates both 58mm and 54mm portafilters. No need to run to the trash bin after every shot - perfect compatible with home espresso machine accessories and busy brewing sessions Premium Materials compatible with Ultra-quiet: The stable coffee grounds container is made of thickened steel, designed to withstand repeated impacts from portafilter strikes,never worry about tipping over or cracking, even with frequent use, and the silicone-wrapped knocking bar and non-slip base pad minimize noise. Perfect Size: 5.31 x 5.9 inches round style knock box - good size and it won't take up too much space on the counter. Designed to withstand repeated daily use, featuring a thick rubberized knock bar that resists denting or warping. Imagine quickly and easily disposing of used coffee grounds after each shot. A must-have barista tool compatible with every coffee Easy to Clean: The knockbox can be wash by hand or in a dishwasher, after rinsing, it will look as good as , and the removable design makes this coffee puck knock box incredibly easy to clean - a reliable espresso tool and barista accessory, keeping your countertop clean, tidy, and free from mess during your espresso routine Specifications Name: Semi-circular Coffee Grounds Recycling Bucket Color: Black/Natural Color Material: 45# Steel + Silicone Rod Dimensions: 15*13.5*13.5cm Net Weight: Approx. 590g Use: Coffee grounds recycling Package Contents: 1*Coffee grounds knock box Only the above package content, other products are not included. Note: Light reflect