Crystal Clear Acrylic Salt/Pepper Mill: Over 7&rdquo; Tall - Manual Operation Ceramic Grinding Mechanism that Won&rsquo;t Rust, Corrode or Clog CLEAR ACRYLIC BODY: 7 crystal clear acrylic adds elegance to your table. Its easy to grasp, complements your table setting, and you can see when its time to refill. CERAMIC GRINDING MECHANISM: Wont rust, corrode or clog. Manual operation, no batteries necessary - simply turn the top. ADJUSTABLE GRIND: Set the mechanism to grind from fine to coarse salt or pepperjust the way you like it. FOOD-SAFE: BPA-free, better breakage-resistance than glass, eco-friendly recyclable. GREAT GIFT: People love the gourmet varieties of freshly-cracked peppercorns and sea salt. Give family and friends the gift of savoring their home dining experience every day.