The corner tamping mat is for baristas who like to tamp with the portafilter on the edge of the table. The compact size is great for even the smallest workstations and the part that overhangs is small enough not to obscure doors or drawers.: fully food safe, dishwasher friendly & highly durable. Silicone guarantees no smells from rubber compounds. Length: 210mm / Width: 145mm / Overhang: 41mm / Depth: 10mm