- Built-in thickness controller, you can adjust the thickness distribution of powder according to your preferences. Easy to use-can be tapered clockwise and thickened counterclockwise. You can adjust the thickness as needed.2. High-quality adjustable ceramic rotor, will not wear, will not absorb the taste, so you can use different spices.3. The arc design of the bottle conforms to the humanized mechanical design and is easy to operate. The protruding texture on the bottom of the bottle is non-slip and practical, making the bottle more stable. The dust cover design effectively extends the shelf life of the ingredients.4. Suitable for all types of salt and pepper. Turn the knob on the top to adjust the seasoning from fine to coarse.5. Portable and practical, suitable for picnics, dinners, parties, kitchens, restaurants, barbecues and hotels.