Product Notes: EASILY ADJUSTS: By opening the lid you can see the bottom of a rotatable adjustment switch. When you rotate clockwise, it can make your pepper finer.When you rotate counterclockwise, it can make your pepper coarser. FOOD SAFE: Stainless steel and durable ceramic grinding core to make it looks very stylish. High quality, even fall to the ground never worry about breakage and deformation. VERY EASY TO REFILL AND CLEAN: Holds 1.2oz of salt and pepper (not included) that will last for a long time. Never worry about the two spices mixed together, they are separated by the slot in the middle of the grinder. You no longer need to grind your salt and pepper by using two grinders. After you have this amazing helper, your crazy salt and pepper won't lose longer.You can put your salt and pepper into one container for grinding.