Ice Packs - Dry Ice for Shipping Frozen Food - Ice Packs for Kids Lunch Bags4x4 16 cells Reusable Ice Pack: Soak in water to expand cells & freeze overnight. Perfect for any lunchbox or bagThe ice sheet cells can be cut into any size configuration to fit your cooler, lunchbox or shipping box and have an ultra-thin profile for easy storage prior to usageGel Refrigerant Pack for Coolers and Shipping, Freezer Cold Blankets Keep Food Fresh and Beverage ColdSoak in water for 4-5 minutes to expand cells & freeze overnight. This reusable ice pack sheet featuring a thin PE backing on one side and soft non-woven cloth on the other to provide comfort. Non-slimy, non-toxic, food Touchable and environmentally safe.