Description Designed for efficient cooling and preservation, this product features compact ice crystal boxes that are ideal for maintaining freshness during transportation or storage. The sleek design allows easy placement in coolers, lunch bags, or cold shipping boxes, making it perfect for various cooling needs in daily life or professional use. Features -Color:Blue -Material:PE -Size:16.00X4.00X4.00cm/6.29X1.57X1.57in -Highperformance cooling material: designed with advanced cooling technology, these ice packs allow rapid temperature reduction and maintain a stable cold environment for extended periods -Versatile usage scenarios: perfect for cold chain logistics, outdoor picnics, and storage, these freezer packs provide reliable temperature control in various situations -Compact and portable design: the compact design makes these cooler ice packs easy to carry and store, ideal for home use, travel, or commercial transportation needs -Flexible combination options: includes four ice packs for cooler that can be used individually or together, allowing you to adjust cooling capacity based on your specific requirements -Reusability: reusable design eliminates the need for one-time use ice or dry ice, reducing waste in cold chain solutionPackage list: 4 x freezer packs