1. Reusable and These ice packs are made of HDPE material, making them durable and reusable for longlasting cooling performance. Whether for lunches, beach trips, or food transport, they remain effective even after repeated use. 2. Rapid Cooling Technology Designed for quick cooling, these ice packs provide fast and consistent temperature regulation for your food and drinks, keeping them colder for longer. They are ideal for packing lunches and preserving breast milk. 3. for Food Preservation Whether you're storing lunch or preserving delicate items like breast milk, these ice packs keep items at the temperature, ensuring safety and freshness. Their compact design fits in lunch boxes. 4. Versatile and Portable With a 400ml capacity and lightweight design, these packs are incredibly portable. They are easy to carry and store in your cooler bag, lunch box, or beach tote, making them the companion for daily use and outings.