Reusable Ice Packs for Cooler Dry Ice Pack for Shipping Frozen Food & Perishables Storage & Mailing | Leak-Proof Long Lasting Cold Freezer Ice Packs for Lunch Bags & Insulated Boxes

Simple to use：Take out ice pack sheets, soak them fully in water for 3-5 minutes, wait for the ice pack to expand, take out the ice pack from the water, dry it with a towel, let it dry for 2-5 minutes, then put it in the refrigerator for more than 6 hours. When putting into the refrigerator, make sure the plastic surface is in contact with the refrigerator. Do not let the mesh surfaces touch each other, or they will stick together and freeze Ice pack sheets use tips: 1. Just ice packs, NOT DRY ICE CARBON DIOXIDE, NO SMOKE! 2.When placed in the freezer, DO NOT FOLD MESH SIDE, DO NOT LET THE MESH SIDES TOUCH EACH OTHER. otherwise it will freeze and stick together. 3.Please store in a ziplock bag and do not expose to air. Otherwise, the ice pack will absorb the moisture in the air, and the water absorption capacity will be weakened. Ice packs for shipping, dry ice pack, ice packs for mailing, cold pack shipping ice packs Reusable shipping ice packs: Cold Ice packs keep food col