Thank you for looking. Comes without the box. Please leave a comment if you have any questions. Set of double-walled drinking glasses. Innovative double-wall construction keeps hot drinks hot and cold drinks cold. Also ideal for soups and cold desserts. Mouth-blown, heat-resistant borosilicate glass. Hydrophobic silicone vent equalizes air pressure between the two glass layers. Dishwasher/dryer, microwave, and oven safe (up to 180℃).