These versatile ice packs are perfect for cold chain transportation, ensuring that perishable items remain at the optimal temperature during transit. The construction and reusable nature make them a choice for shipping food, medication, and other temperature-sensitive products. They are easy to freeze and fit into various cooler bags and boxes. Features -Color:Blue -Material:PE -Size:16.70X3.70X3.70cm/6.56X1.45X1.45in -small freezer packs: quickly lowers temperatures to items remain as when they were packed, perfect for food and medicine transport -ice packs for air conditioner: keeps a low temperature for a long time after freezing, minimizing the need for frequent refreezing during transit -Portable and convenient: designed to be lightweight and easy to handle, fitting seamlessly into various cold , outdoor events, and trips -Versatile application: suitable for more than just shipping; can be used as a for camping trips and outdoor gatherings -Sustainable and reusable: easy to clean and reuse, reducing the waste associated with other cooling products Package list: 40 boxes