This slim, reusable cooling pack offers reliable, space-saving cold retention for lunchboxes, food containers and breast milk storage. Key benefits Portable and compact: Slim profile fits easily into backpacks, lunch bags and most food containers without adding bulk. Durable construction: Optimized material thickness increases resistance to puncture and breakage for frequent reuse and consistent cooling performance. Long-lasting cold: Larger ice crystals and balanced internal capacity deliver effective cold distribution and extended cooling time for meals and drinks. Versatile use: Integrates easily into cooling logistics and additional cooling setups (for example with small fans) and is proven suitable for breast milk storage as well as everyday food cooling. Simple handling: Lightweight and easy to place or remove; designed for repeated use in daily routines. What makes it stand out Designed for repeated, practical use rather than single-use disposability. Balanced thickness and internal structure for improved durability while maintaining effective cooling. Space-conscious form factor that preserves backpack and container volume for food and other items. Typical applications Daily lunches: Keeps sandwiches, salads and beverages colder for longer without requiring a bulky cooler. Breast milk transport: Provides stable cooling during short trips or outings to help maintain safe storage until refrigeration is available. Meal prep and deliveries: Useful for transporting prepared meals, groceries or temperature-sensitive items during short transfers. Quick notes on use Place in freezer until solid and then position next to the items to be cooled. Reusable design allows frequent cycles of freezing and use while maintaining performance. This cooling pack is a practical, durable solution when you need compact, reliable cooling for food, drinks and breast milk on the go.