This mug is made of a high borosilicate glass material which is double-walled to maintain the temperature. This is 100% Eco-friendly material which is guaranteed to be safe to use. It has a cute transparent design in which you can see what's inside. You don't have to worry about having your hot drink getting cold in just a matter of minutes with this double-walled heat insulation mug.
Drinkware Type: Mugs
Certification: CIQ,CE / EU,FDA
Model Number: 200 ml
Shape: Double Wall
Material: High Borosilicate Glass
Heat-resistance: Moment Difference in Temperature -20c and +150c