The Capstan mills have fully adjustable ceramic mechanisms, so there's no metal grinders to corrode and no plastic grinders to wear out. The ceramic grinder is more durable and efficient at grinding, and each Classic mill comes with a lifetime mechanism guarantee which proves its quality and longevity. The Classic mills are available in a variety of colours and designs to reflect all tastes. Sold individually, you can mix and match the colours or pair them on your gift list - whatever your preference!Dimensions: H 15cmMaterial: Hevea WoodCare: Clean with a damp cloth, dry immediately.Lifetime Mechanism Guarantee.