- What is it: Double Wall Thermal Coffee Glass 250ml
- Material: High borosilicate glass
- Color: Transparent
- Contain: 250 ml
- Size: Diameter: 78 mm
- Height: 98 mm
- Features: double layer glass design with high quality borosilicate glass.
FDA, CIQ, CE / EU
High borosilicate glass
1 pc, Set of 2
Caution: There is a vent/hole at the bottom of all hand-made Double Wall Glass Cups, this vent is sealed by silicon sealant.
It is not a defect, and it is a simple way to distinguish Hand-made double wall glass cup and Machine-made double wall glass cup.
This vent/hole is required in hand-made mouth blown glass production.