Take your recipes to the next level with freshly-ground spices and herbs. Emile Henry manufactures every cookware product from Burgundy clay using a state-of-the-art, proprietary High Resistance Oven Ceramic manufacturing process. Smooth glaze coating in rich color is extremely strong, resists sticking, and is easy to clean. Mortar has a rough but non-porous interior for good grinding action while resisting stains and odors. Pestle has a ceramic head attached to a tough beech wood handle. Integrated finger grips at the corners help steady the mortar while in use. Dishwasher safe. Diameter: 5. Made in France. Emile Henry offers a limited household ten-year manufacturer against breakage due to defective workmanship. Please refer to package documentation or the Emile Henry website for details.