Designed for versatility, these ice packs can be used in various scenarios such as cooling down your air conditioner fan or keeping your beverages cold during outdoor activities. The ice packs are easy to use; just freeze them and insert them into your cooling device or cooler. They are ideal for maintaining the freshness of your food and drinks during long trips. Features -Color:Blue -Material:PE -Size:16.70X3.70X3.70 cm/6.56X1.45X1.45in -Note: Need filling water -Quick cooling: the ice crystal material makes sure rapid cooling, making these ice packs suitable for keeping your items chilled -Multiuse: ideal for coolers, lunch bags, and milk storage, these ice packs are versatile and practical -practicable: designed for repeated use, these ice packs are a practicable option for maintaining cool temperatures -Food safety: these ice packs are excellent for cold chain transport, ensuring that your food remains safe and fresh during transit -Wide application: suitable for various needs, from outdoor adventures to everyday lunch packing, these ice packs provide reliable cooling Package list: 48 x reusable ice packs