【How to use ice sheets】It is a dry ice sheet. (1) Before use these ice packs sheets, trim the ice sheets chips to the right size for your cooler, freezer, lunch bag, lunch box, insulated backpack and insulated transport box according to the size ice sheets you need. (2) Soak ice pack sheets semi-permeable mesh fiber side down in water for 5 minutes. (3) Wipe the surface water of the chillzd ice sheets. (4) Put ice mat in the refrigerator and freeze it into ice cubes. 【ice mat Reusable or disposable-use】 depending on what you're using the ice mat for - the method of reuse: (1) Put the ice mat in water again and soak ice mat for 5 minutes, wipe the water on the surface of the ice mat, and put it in the refrigerator to freeze into ice cubes. 【A description of the use scenario of the flexible ice packs for】①flexible ice packs for coolers reusable ② flexible ice packs for camping ③reusable lunch ice packs ④flexible ice packs for lunch boxes bags ⑤flexible ice packs for coolers ⑥flexible ice packs for shipping ⑥flexible ice packs for milk 【ice sheets for coolers long lasting reusable】The dry ice packs for shipping frozen food are not carbon dioxide and no smoke. It's just dry ice pack for shipping. Then you can use the ice pack sheet. Our frozen packs will last 24-72 hours. Please do not expose it to air. The dry ice pack will reduce the ability of absorb water if absorb water from the air. 【The characteristics of our ice sheets】these ice sheets No melting, flexible ice packs reusable no leakage, ice mat no carbon dioxide, chillzd ice sheets keep food cold, It's your choice for shipping or camping.