Thin Sheet based food packaging is growing widely. The plastic thermoformed food packaging is useful for display, protection, and preparation of food items. A variety of thermoformed containers are utilised for cakes, muffins and cookies. Other applications include ready-to-eat salad boxes, cheese spreads, pre-packaged lunches, take-out containers, and sandwich wedges. Fruits and Vegetables such as berries, tomatoes, lettuce and grapes are now packaged in rigid, clear thermoformed containers.