1. Among all the cups made of materials, the glass is the healthiest and safest. In the firing process, the glass contains no harmful chemicals, and its properties are stable, so there is no need to worry when it is used for drinking water or other beverages. The glass surface is smooth and easy to clean, and it is not easy to breed bacteria or hide dirt.
2, drinking water is very important, and choosing the right cup is more important. When drinking water, you should choose cups that meet the national standards produced by regular manufacturers, and pay attention to the materials and stay away from toxic raw materials.