- Conveniently Portable: Featuring a sleek design and lightweight construction, this cooling solution easily fits in any bag, ensuring you always have reliable cooling power on the go. - Long-lasting Durability: Built with a reinforced PE core, these cooling packs are designed for break-resistance and enduring performance, making them ideal for regular use in lunch boxes and other settings over extended periods. - Versatile Applications: Perfect for maintaining the freshness of breast milk and food items. This product effectively supports the transport of perishable goods and can be used in various cooling scenarios, ensuring consistent performance across different uses. - Superior Cold Retention: The expandable crystal structure provides excellent cold retention, keeping your meals and beverages reliably chilled for hours. Use cases include: 1. Lunch Packing : Keep your child's lunch fresh and cool throughout the school day by adding one of these cooling packs to their lunchbox. 2. Breast Milk Storage : Ensure safe storage of breast milk for your baby during travel, maintaining the necessary temperature with ease. 3. Picnics and Outdoor Activities : Perfect for outdoor adventures, this cooling solution keeps your snacks and drinks at the right temperature, enhancing your enjoyment wherever you go.