sturdy yet spacious, this knocking box fit seamlessly under most portafilter machines in kitchens, coffee shops, or sturdy workspaces, streamlining your brewing routine without mess Produced with a nonslip rubber base, wide opening for easy disposal, and detachable knocking rod for cleaning, this accessory ensures stability and hygienes during daily coffee preparation Ideal for homes, cafés professional, and coffee enthusiasts who require a efficient, rusts proof solution to collect and manage espressos waste efficiently Enhances sustainabilities by repurposing collects coffee grounds as plant fertilizers or neutralizers, while enjoy the rusts resistant, scratch proof stainless steel build for daily use The knocking Box for Coffee Grounds features a sturdy stainless steel construction with a reducing rubber coated knocking rod, perfect for espressos machine users seek a quiet and long time coffee grounds container