This is a heat-resistant, microwave-safe 270ml double-wall glass. I hope you enjoy using it in a cute, fun, and delicious way. I purchased this about a year ago and opened the box, but it's unused and has been stored in the cupboard. - Product Name: ANIMAL DOUBLE GLASS - Capacity: Approximately 270ml - Size: Approximately φ90mm, Approximately 105mm - Heat Resistance: Hot water OK - Microwave Safe: Microwave OK - Dishwasher Safe: Dishwasher OK - Condensation resistant - Comes with original box Thank you for looking.