PREMIUM MATERIAL: This salt and pepper grinder features a durable transparent acrylic body and a ceramic grinding core that's more durable and harder than ordinary steel cores. It's made with non-harmful, non-corrosive ingredients and won't rust or absorb aromas. Easy to fill, assemble, disassemble, and clean. Salt and peppercorns are not included. ADJUSTABLE CERAMIC ROTOR: Adjust the pepper coarseness by turning the screw on top of the salt and pepper grinder. Turn clockwise for finer grinds and counter-clockwise for coarser grinds – the choice is yours! HIGH EFFICIENCY: Just a slight twist and you're ready to enjoy freshly ground spices that will elevate your dishes. Plus, the powerful clear acrylic body of these salt and pepper shakers helps you quickly identify salt and pepper. Thanks to the extra-wide opening, our pepper grinders can be easily filled with any spice. It's the best choice for families or chefs. FOR ALL KINDS OF SPICES: The professional ceramic grinder lets you process almost any type of spice into grains: from salt to sea salt with high-quality crystal salt, passing through pepper and exotic chili – anything is possible!