Product information:
Material: high borosilicate glass (bottle material)
Craft: Lamp craftsmanship
Specifications: The diameter of the cup mouth is about 8.8cm; the diameter of the bottom of the cup is about 6.5cm; the height is about 11cm; the capacity is about 400ml
High-grade atmosphere, more heat-resistant, more resistant to instantaneous temperature difference and more impact-resistant than tempered glass!
Can be microwave, oven, dishwasher, sterilizer, refrigerator, etc., high temperature resistance 400 ° C

Remarks: 

Glass products are artificial, not 100% perfect, and occasional small bubbles, willow lines, etc. are inevitable

Packing list:
Cup*1（without cover）