Freezer Blocks for Cool Bags, 300ML Ice Packs for Cool Lunch Box, Long Lasting Freezer Packs for Coolers, Reusable Cooling Bags Ice Blocks for Summer

Details

• Thick and Strong: The case is made of thickened PE material. Freezer Packs for Coolers are leak-proof, sturdy, don't take up a lot of space, and are easy to clean.
• Add Water By Yourself: You need to add water by yourself. Ice crystals will expand during the process of absorbing water and freezing, so do not fill up when adding water. Place in the refrigerator to freeze for about 2-4 hours and can be removed for use in lunch bags, etc.
• Dry Ice Crystal Particles: Contains dry and coarse ice crystal particles, Freezer Packs have good expansion, strong cold storage, large capacity, high energy storage, long-term cooling cycle use.
• Wide Application: Ice Pack Lunch Box can be used for food preservation, air conditioning fan cooling, incubator preservation, back milk preservation, fish preservation, and pet cooling.
• Keep Cool: It can be used as ice crystals of air-conditioning fans, cooling air-conditioning fans can make the cold air more frosty, and it can store cold for a long time, which can be used repeatedly.