【Easy to Use】: Simply prepare an adequate amount of blue ice boxes and place them in the freezer without adding water. After freezing for 4-8 hours (depending on the freezer temperature), remove the blue ice boxes and add them into your appliance's water tank until it covers the blue ice box.
The "6Pcs Ice Crystal Boxes Freezer Packs Multifuctional Reusable Portable Ice Packs" would be ideal for outdoor trips, camping, fishing, hiking, or any activity where portable ice packs are needed to keep food, water, or other items cold.
