What is a themral bag?

A thermal bag, also known as an insulated or cooler bag, is designed to maintain the temperature of its contents, keeping items hot or cold. These bags are popular for transporting food and beverages, especially for picnics, grocery shopping, and food delivery.

• . They work by minimizing heat transfer between the bag's interior and the external environment, using multiple layers of insulation.


• The outer layer is usually made of durable fabric or plastic, the inner layer often features reflective material like aluminum foil, and an insulating material, such as foam, is placed in between.


• Thermal bags come in various sizes and designs, with features like zippers, Velcro closures, handles, and straps for added convenience. They are essential for preserving the freshness and safety of perishable items, making them a practical solution for maintaining food temperature during transport.