suitable for cold chain transportation, this ice pack ensures optimal temperature control for perishable goods. Its reusable nature makes it a choice, while its efficient cooling properties help preserve freshness and quality, catering to the needs of businesses and individuals alike. Features -Color:Blue -Material:PE -Size:16.70X3.70X3.70cm/6.56X1.45X1.45in -Note : Water filling is required. -High performance cooling: provides efficient cooling to maintain the freshness of your items, suitable for outdoor events and picnics -Extended cold duration: offers cold conditions, ideal for long distance cold chain transport to ensure food or medicine quality -Multipurpose design: can be used as an ice crystal box for air conditioner fans, enhancing indoor air quality and creating a comfortable living space -Portable and lightweight: easy to carry and store, making it a choice for travel, camping, and everyday home use -Reusable: suitable for multiple uses, supporting sustainable development and reducing resource waste Package list: 12 packs