Thermo-Shield® Insulating Labels are a proprietary co-extruded, shrinkable polystyrene foam. The material provides cushioning for glass containers and insulation for food containers whose contents will become hot or cold. Offset or flexo printing on the surface is available and it results in a no-label look. Utilizing its thermal insulating properties, the label can be applied to various types of containers: plastic packages, glass packages, packages for microwave use, etc.