Borosilicate glass tea pot 1. Volume:650ml 2. Temperature difference from -20-150 3.Factory direct sales 4.Using by:blown The quality of Borosilicate glass tea set: Good Material (Borosilicate glass of green environmental protection, no poison, without any pollution for food) through the law of green food hygiene.Expansion coefficient: 3.3Security in dishwashers and microwave oven securityIt can ...