Ice Cube Molds Trays Ice Packs 4Pcs Long Lasting Freezer Blocks Reusable Portable Cooler Freezer Ice Packs Keep Cool for Refrigerator Air Conditioner Fan (Pack of 4)

Description

【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. 【Durable Material】Freezer Packs for is made of thickened PE material. Our cooling packs are leak-proof, sturdy, don't take up a lot of space, and are easy to clean. 【Convenient to Use】Reusable Ice Packs can be placed in the refrigerator for about 2-4 hours and can be removed for use in lunch bags, etc. Do not top up when adding water, ice crystals will expand as they absorb water and freeze. 【Cold Preservation】Cooler Ice Packs can be used as air-conditioning fan ice crystals, making cold air more frosty, super long cold storage, and can be used repeatedly. 【Widely Uses】Lunch Ice Packs Reusable can be used for food refrigeration, breast milk preservation, air conditioning fan ice crystals, nursing cooling, barbecue self-driving refrigerated transportation, etc.