Material: Borosilicate glass
Thermal Resistance Temperature
-20°C- 120°C / -4°F - 248 °F
・Do not store in refrigerator.
・Do not put in microwave oven, conventional oven, or dishwasher.
・Hand wash only. Use neutral detergent with sponge or soft cleaning material if needed.
・This product is fragile and adult supervision is recommended when used by children.