6-Pack Reusable Ice Packs, Long-Lasting Freezer Blocks, for Portable Air Conditioners, Lunch Boxes & Travel Coolers (B)

Details

• 【GOOD EXPANSION & STRONG COLD STORAGE】Coarse dry ice crystal particles provide excellent expansion and long-lasting cooling – large capacity for extended use and recycling.
• 【THICK & LEAK-PROOF CONSTRUCTION】Thickened PE material ensures durability and leak-proof performance – sturdy, space-saving, and easy to clean.
• 【WATER SWELLING – RESERVE SPACE】Ice crystals expand during freezing – leave room when adding water. Freeze for 2-4 hours for ready use in lunch bags and coolers.
• 【KEEP COOL FOR AIR CONDITIONING FANS】Works as ice crystals for cooling fans – delivers frosty cold air with long-lasting storage and repeated use.
• 【WIDE APPLICATIONS】Perfect for food refrigeration, breast milk preservation, air conditioner fan cooling, nursing, barbecues, and self-driving refrigerated transport.