The Polyester Packaging Films are accessible with many properties. These are apt for flexible food packaging and allow for good thermal insulation. Also, these have high mechanical strength and find great utility in tape applications. These can be thermoformed and are useful to make packaging trays as well as blister packs. Polyester Packaging Films are useful to pack frozen dinners. These can withstand 0freezing and oven baking temperatures. These are the durable and stiff films of easy use.