✤【High Capacity】Freezer Packs are large capacity, containing dry ice crystal particles, coarse particles, good expansion, strong cold storage, high energy storage and long-term cooling cycle use.
✤【Thickening Material】Freezer Packs for Coolers shell consist of thickened PE material. Leak-proof, sturdy, doesn't take up a lot of space, and is easy to clean.
✤【Water Swelling】Ice crystals will expand during the process of absorbing water and freezing, so do not fill up when adding water, you need to reserve a certain space. Place in the refrigerator to freeze for about 2-4 hours and can be removed for use in lunch bags, etc.
✤【Cold and Frosty】Super long cold storage, reusable Cooler Ice Packs can be used as ice crystals for air conditioning fans, cooling air conditioning fans to make cold air more frosty.
✤【Multi Application】These ice packs are perfect for lunch boxes, beach bags, picnic baskets, coolers and more, they can also serve as food preservation, air conditioning fan cooling, incubator preservation, back milk preservation.