Grinds upside down and stores upright to leave no mess on the counter top or table. The ceramic grinding mechanism works on salt, peppercorns, dried spices, flax seeds, herbs and herb blends. The ceramic mechanism is fully adjustable from fine to coarse and will not dull or corrode. The base is made of glass with a plastic lid. The grinder is 5" tall, PBA free and dishwasher safe. Comes in 3 colors: Red, White, and Black. There is a 25 year guarantee on the grinding mechanism.