Fitted with an ultra-sharp ceramic mechanism which does not corrode over time. Made from durable acrylic and stainless-steel Adjustable grind output from fine to coarse by turning the knob at the top of the mill. Easy to clean, just 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. Lifetime grinding mechanism guarantee: peace of mind with Cole & Mason’s repair or replacement promise.