Health and SafetySalt and pepper mills are made of natural wood, no preservatives and glue inside. The outside of salt and pepper grinders are carefully polished by hand. They feels very delicate, smooth and comfortable. Durable and RustproofThere is a high-strength ceramic grinding core in the salt and pepper mills.Ceramic is a fantastic material for grinding. Its very hardwearing. And, because its non-metallic, it will never rust. Adjustable CoarsenessThe salt and pepper grinders with adjustable ceramic grinding core, you can easily adjust the grind in them from fine to coarse by turning the top nut.Tighten the fine grind and loosen the coarse grind. Transparent Bottle BodyIn addition to being made of logs, the salt and pepper mills bottle body are also made of acrylic plastic. It's convenient for you to see the grinding thickness and remaining condiments inside. Reliable after-sales servicesIf you are not satisfied with our products after purchase, you can contact us at any time and we will provide an unconditional return service to solve your worries.