Made of natural solid solid beech wood. Fully adjustable wooden pepper mills, high pressure ceramic grinding mechanism, no plastic. Wear and corrosion resistant. Turn the top nut to adjust from fine to coarse. Unscrew and remove the top nut, pour in the seasonings and twist the top clockwise. Turn the top nut to adjust from fine to coarse. For a fine grind, turn the nut clockwise. For a coarser grind, turn the nut counterclockwise. Use for peppercorns, sea salt, black pepper and more seasonings for camping, picnics, BBQ night and daily cooking. It is not only a kitchen tool, but also serve as an ornament. It adds joy and fun to your kitchen and life. Size: one is 8 inch, one is 10 inch Package: One package includes 2PCS wooden grinders, 8 inch and 10 inch wood pepper mill grinder.