PuTwo Coffee Grinder Stainless Steel Coffee Grinder Pepper Mill Dimension: 8.7''x2''x2''; Weight: 0.39 lbs Compact Coffee Grinder design makes it easy to carry and usable anywhere Tough ceramic of Coffee Grinder does not give coffee a metalic taste, rust or easily wear Materials of Coffee Grinder: Blades - ceramic; Main body - stainless steel; handle - iron Compacity: 30g coffee bean