Vacuum – sealed borosilicate glass jar for coffee beans

The borosilicate vacuum – sealed glass jars are available in four capacities: 500ml, 900ml, 1200ml, and 1800ml. The lids come in two styles, black and white. The glass bottle body is made of borosilicate and can hold items that need moisture – proof and freshness – keeping, such as milk powder, coffee beans, tea, dried fruits, and medicines. The jar is equipped with an air – extraction device, which is easy to operate. Extracting most of the air to create a low – pressure environment can effectively inhibit the growth of bacteria.