Pepper mills come partially filled and are fitted with a design registered Precision+ carbon steel mechanism, that strips peppercorns instead of crushing them, ensuring maximum flavor release from every turn To clean, wipe the mill with a damp cloth and use a clean cloth to dry. We recommend you do not use any cleaning products or abrasive cleaning materials as these can affect the aesthetic finish of the product. Do not immerse in water or place in a dishwasher All Cole & Mason salt and pepper mills are covered by a lifetime mechanism guarantee. In the unlikely event you are experiencing any issues with the mechanism in your mill, please contact the Cole & Mason customer service team and they will be happy to assist you Adjustable Grind Setting: Turn the top knob to easily switch from fine to coarse, ensuring the perfect texture for every dish; at just 3.75" tall, this grinder fits comfortably in your hand Seasoning & Spice Tools: Cole & Mason continues to place seasoning at the heart of the kitchen