Do not carry by the lid. / Make sure to close the inside lid before closing the outside lid when storing with contents inside. / When storing items with a strong odor (scallions, garlic, etc.), the odor may transfer to the inside lid. / Fill to the shoulder (70%-80%) and do not fill to the top.Do not use if cracked or damaged.Wash with dish detergent before first use.Do not scrub forcefully from the inside.Use a sponge with a handle.Do not use scrub brushes or cleansers.Not a fully airtight container.Do not leave on its side.Do not microwave.Not made of heat-resistant glass.Do not pour boiling water.Do not boil.Do not use with carbonated beverages or dry ice.Do not drop or hit.Stop use if damaged.