Safe.

The quality of Kanglin thermos cups is pretty good. It is a big brand product. The price-performance ratio is pretty good, the quality is very good, and it is relatively easy to use. The entire series is evenly made of high-grade imported aerospace technology raw materials and advanced high-tech process technology. And it is designed and developed according to Chinese people's usage habits of kitchen utensils. The depth of the liner of the thermos cup is basically the same as the height of its outer shell, and the capacity is fully consistent with the nominal value.