There are two main types of liners in vacuum cups, one is glass vacuum liner and the other is stainless steel vacuum liner. Considering the habit of soaking and drinking in winter, it is recommended to buy a glass vacuum liner when buying a thermos cup.

2 Cup lid is made of PP material.

The lid of the thermos cup also has a great influence on the whole, so when choosing the thermos cup, you should choose the lid of safe material. And PP (polypropylene) is the safest plastic material and the only plastic that can be heated by microwave oven. Therefore, when choosing a thermos cup, the lid of the thermos cup is best made of PP.

3 Health should choose purple sand cups.

1, Zisha thermos cup not only has the basic function of stainless steel thermos cup, but also can make tea, which has the function of health care and conditioning, and is the first choice for health care people.

2. The purple sand thermos cup has strong adaptability to sudden changes in heat and cold. No matter in cold winter or hot summer, after boiling water is injected, it will not burst due to sudden temperature change, and the sand thermos cup has slow heat transfer and is not hot.

The easiest thing to clean is glass.

Glass thermos, healthy but not fall-proof.

Glass is made of inorganic silicate, which is a very stable substance and easy to clean, so it is safest to use glass. But the glass tea set is fragile and inconvenient to use and carry.