Specifications: 1. Capacity: 240ml/180ml 2. Shape: heart-shaped 3. Material: glass 4. Size: large 9.5 x 9.5 x 9.5cm / small 7.8 x 7.8 x 7.8cm 5. Features: Made of heat-resistant borosilicate glass, the water cup can withstand temperature changes from -20 to 150 degrees Celsius, non-toxic and odorless