?Multi-purpose grinder prepares fresh coffee, salt, pepper, green tea, and even sesame seeds. ?A ceramic grinding mechanism never alters flavor of grinds, resulting in fresh, flavorful, and pure ingredients. ?Advanced ceramic close in hardness to diamond; will never rust and will provide a long useful life. ?Adjustable from fine to coarse grinds; non-slip base ensures stability. ?Reusable glass container stores up to 100 g of coffee grinds and is dishwasher safe.