This premium insulin cooler boasts a construction of high-quality EVA composite leather, generously padded with pearl-cotton for added thickness and insulation. Its innovative triple insulation design ensures optimal temperature control for your insulin storage needs. Equipped with a built-in thermometer, you can easily monitor the interior temperature of the cooler wherever you go. With a spacious capacity, it caters to the needs of the entire family, making it an ideal travel companion for journeys by plane or high-speed rail. The included ice bag is reusable, requiring freezing into a solid block before use, ensuring sustained coldness for your insulin supplies.