Specifications Color: As pic show Material: wood + ceramic + acrylic Single size: about 20 x 5.4cm. NOTE: May vary by batch, some shipments may not have this label(No label printing). Overview It can grind a variety of spices, including regular pepper particles, small particles with dry and crispy materials, and pepper, sesame, and cumin need to be fried before grinding. The screw on the top of the bottle can adjust the coarseness of the spices, loosen (coarse), tighten (fine). Adjust the coarseness you need to grind, turn it clockwise, and you can grind out the powder. It is cold-resistant and heat-resistant, high hardness and corrosion-resistant, fine powder, and easy grinding. Instructions for use: 1. Rinse with running water. 2. Do not soak in water for a long time. 3. Do not use in microwave ovens, ovens, or dishwashers. 4. Avoid direct sunlight. 5. Users in the north should stay away from radiators. 6. Do not use bleach, iron wire, etc. for cleaning. 7. Prevent dropping or impact. Illustrate： Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. Please refer to the actual product for accuracy. The measurement allowed error is +/- 1-3 cm and +/- 10 g.