1.6.5" salt and pepper grinders and mills are a premium choice for super smooth seasonings wooden salt and pepper grinder set are easy to grasp and operate and made with ceramic grinder core, you can easily adjust the coarseness of them from coarse to fine. The salt and pepper grinder set are traditionally styled with genuine wood. 2.Fully separable designed, simply take off grinder for easy wash and clean.Enjoy every moment to prepare delicious dishes for your family and friends 3.High strength ceramic grinding core used,ceramic is the best material for the mill,because it doesn't rust or corrode.It is an ecologically clean, high quality,and absolutely safe material for humans. Adjustable ceramic grinding core allows you to grind manually the seasoning from fine to coarse for your preference.perfect for most types of salts and peppercorns. 4.Acrylic visible body matches with wooden design, very sleek and compact which is durable and extremely usable and works with precision. 5.Product Feature 1.Material: natural oak wood+acrylic 2.Ceramic Rotor. 3.Color: wood. 4.Size: 2.0*2.0*6.5 inch Light & PortableThey are portable and effect for indoors and outdoors activity. Easy to use 1. Unscrew the stainless steel cover. 2. Open the round wooden lid, pour in peppercorns or sea salt. 3. The cover screwed on, push turn right and turn round wooden cover. 4. For a fine grind, turn the cover clockwise. 5. For a coarser grind, turn the cover counterclockwise.