PRECISION GRINDING DESIGN: We have specially designed professional grinding mechanisms for the thickness and shape of peppercorns and salt crystals. You just simply turn the grinder adjustment knob clockwise for a fine grind and counter-clockwise for a coarse grind, providing fresh spices for all your meals. In addition, to tighten the knob can be turned off the grinder, you dont have to worry about spilling powder on the floor. . EASY TO IDENTIFY: The different colors WHITE and BLACK on the salt and pepper mills can help you identify the sea salt or pepper pots easily, this way you wont have to worry about getting the wrong seasoning, let you enjoy every cooking moment. In addition, professional salt and pepper shakers set are totally refillable, easily refill the sea salt or black pepper to the pepper mill or salt grinder by removing the top cover, making no mistake. . ERGONOMIC DESIGN: Unique streamline shape conforms to peoples hands, making the salt and pepper grinders set easy to grip and providing excellent touch feeling as well. The simple elegant design with the wooden texture and the glossy bw tops adds a touch of style and personality to your kitchen table. In addition, the ideal size can hold plenty of salt and pepper, which allows you to avoid frequent refills and carry them easily. . ECO-FRIENDLY GIFT SET: This grinder is suitable for use with a variety of spices such as pepper, sea salt, and Himalayan salt. The grinder will produce a fine grind that will ensure an even spread over your meals, is an excellent helper for picnic, dinner, parties, kitchen, barbecue, and restaurant to use. It also makes a great option for any occasion, ideal present for a Birthday, Valentines Day, Mothers Day, Wedding, Anniversary, or housewarming. .