PREMIUM MATERIALS: : This Manual Spice Grinder, Set of 2 Grinders, is made with a durable glass and stainless steel body, Ceramic grinding core, more durable than normal steel core, no harmful ingredient, will not rust and go not absorb aromas.Easy to fill, assemble, disassemble and clean. ADJUSTABLE COARSE: Your pepper grinder which can adjust the roughness gives you superior seasoning. You can easily adjust the coarseness of the spices to meet your different needs by turning the knob on the bottom of the grinder.Please note: our products do not include salt and pepper. KEEP SPICES FRESH: Our manual pepper mills contain a perfectly attached sealing lid, to keep your ground spices fresh for longer. The sealed cap also reduces moisture entering your salt or pepper, and guarantees the absence of dust or other unwanted particles, which guarantees you a positive cooking experience. MULETIFUNCTIONAL:: This pepper mill can be used not only to grind pepper, salt, cumin, sesame and other