1.[PREMIUM QUALITY WOOD] Salt and pepper grinder using natural rubber wood,to ensure that you use a safe and durable,is a kitchen essential pepper or salt grinder. 2.[KEEP IT FRESH] Tighten the lid and place it in a dry place away from water to keep the spices inside dry and fresh,easy to clean and will not rust. 3.[ADJUSTABLE COARSENESS] Stainless steel nut can be freely twisted, left is coarse particles, right is fine particles,durable, and reliable for all-occasion use. 4.[RUST-RESISTANT] The ceramic inner core is more durable than other pepper and salt grinding machines with stainless steel inner core. 5.[PERFECT GIFT] If your parents or friends love to cook, try our rubber wood pepper salt grinder, which is the perfect gift to inspire their love of cooking.