Montana Glass Jar with Fresh Sealed Lid – 1.5 Gallon

The most familiar, and historically the oldest, types of manufactured glass are based on the chemical compound silica, the primary constituent of sand.

Sustainable material
Although glass has a relatively high embodied energy (sum of all the energy required to produce it – which means that a lot of fossil fuel will have been used in its manufacture) it is a fully recyclable and generally considered sustainable material.