Glass material: Made of high glass by hand blowing, more transparent and higher heat resistance. No lead containing bisphenol A, Drinking healthier and . Safe for microwave, oven, dishwasher, refrigerator. Temperature condition: -4°F to 302°F Classic design: Cute milk carton shape. Simple and elegant. Make life more interesting. Package: Exquisite packing boxes are suitable for gifts. Details: The mouth of the bottle has been polished and smooth, and the square shape angle is V type diversion when used. It is safe and secure.