PREMIUM MATERIAL: This salt and pepper grinder with durable transparent acrylic body, Ceramic grinding core, more durable and harder than normal steel core, non harmful ingredient, corrosive, will not rust or absorb aromas.Easy to fill, assemble, disassemble and clean.Salt, peppercorns are not included. ADJUSTABLE CERAMIC ROTOR: Adjust the pepper thickness by turning the screw on the top of the salt and pepper mill. Turn clockwise to make finer and counter-clockwise to make coarser, you choose. HIGH EFFICIENCY:Just a little twist and you’ve got freshly ground spices that will show off your dishes! Besides, salt and pepper shakers set “clear acrylic” body also help you identify salt and pepper quickly. Thanks to the extra-wide opening, our pepper mills can be easily filled with all spices. It’s the best choice for families or chefs! FOR ALL KINDS OF SPICES: The professional ceramic grinder allows you to process almost all kinds of spices into grains: from salt to sea with high quality