These freezer packs are an excellent choice for anyone needing preservation. Whether you're shipping perishable goods or packing a lunch for work, these packs ensure your items stay at the right temperature. They are also for outdoor activities, providing cooling for your and beverages. Features -Color:White -Material:PE, non-woven fabric -Size:38.00X27.80X0.40cm/14.93X10.93X0.16in -Effortless activation: the selfabsorbing technology simplifies the cooling process, making these packs ready to use in minutes without additional steps. - temperature control: delivers consistent cooling to protect temperaturesensitive items, ensuring safe and storage of perishable goods. -Compact and flexible: the pliable material adapts to various shapes, optimizing packing efficiency and reducing wasted space. -Multiscenario compatibility: from preservation to medical supply transport, these packs cater to a variety of cooling needs with dependable performance. -Reusable and durable: built for longevity, these packs offer a and alternative to Package list: 4 Packs for Shipping