SPECIFICATIONS Mills Type: Salt & Pepper Mills Feature: Eco-Friendly Certification: CE / EU Certification: CIQ Type: MILLS Material: Wood Plastic Type: ABS Size: 6/8inch Details： 1. Manual grinding, simple operation and easy grinding 2. The degree of grinding thickness can be adjusted 3. Ceramic grinding core, fine grinding, sturdiness and durability 4. Made of rubber wood, acrylic bottle body, transparent and visible, comfortable hand feeling 5. The complete set is detachable, easy to clean Product parameters: Color: wood color Material: rubber wood + acrylic + stainless steel + ceramic grinding core 6 inch: 5.2*5.2*16cm 8 inch: 5.2*5.2*21.5cm Mode of operation: manual Scope of application: black pepper, white pepper, sea salt, and other solid particles Instructions: 1. Open the top nut 2. Pour the spices into the bottle 3. Adjust the top nut to adjust the degree of grinding thickness Adjust thickness method: Clockwise (to the right) adjustment knob becomes thinner, and counterclockwise (to the left) adjustment knob becomes thicker Tips: 1. When filling pepper and other products, do not fill it up to 80% of the bottle's capacity 2. When adjusting the thickness of the knob, do not tighten it too tightly, so as not to damage the grinding core