2. It's good to drink water in a purple sand cup in summer, which is generally used to make tea. Purple sand is very breathable, tea is not easy to smell, tea is not easy to deteriorate, and a good purple sand cup can also show a person's taste and identity.
3. Just drink water in a stainless steel cup in summer. There are many brands of water cups made of this material, all of which are big names. Stainless steel cup, durable and elegant. They are used as thermos cups and are harmless to the body. But it can't be used to hold traditional Chinese medicine, which is harmful to the health.
4, drinking water in summer with ceramic cups is good. Various shapes, beautiful and generous, but fragile, easy to leave water stains. Many office white-collar workers like to drink coffee, but coffee cups need to be special. The glaze on the ceramic surface can't react with coffee, so choose a special coffee cup. It doesn't matter if it's just for drinking water. Mugs can keep warm. Be careful not to choose the pattern of the inner wall. Pattern glaze has a certain influence on the green body.