Wash with dish detergent before first use.Do not use scrub brushes or cleansers.Wipe water droplets off the outside and do not add cold water when cooking.If the glass is hot, do not touch with a wet cloth or place on a wet surface.Do not leave wet.Do not use with carbonated beverages or dry ice.Do not heat while empty.Do not drop or hit.Stop use if damaged.Do not use for purposes other than for which it was designed.