Housoutil Reusable Ice Packs for Cooler, 4pcs Fillable Ice Blocks for Portable Air Conditioner Evaporative Cooler Slim Fillable Packs for Fan Water Tank Lunch Box

["Quick Cooling Power: Fill with water and freeze these Reusable Ice Packs for Air Conditioner Fan to instantly lower room when used as an ice pack for air conditioner water tanks","Optimized for AC Units: Experience a colder breeze from your fan by adding an ice pack for portable air condition systems making this ice pack air conditioner insert a summer essential","Slim Space Saving Design: Fillable Ice Blocks for Cooler easily slip into tight freezer spaces or small insulated bags leaving plenty of room for your food and drinks","Secure Seal Technology: The tight screw cap prevents messy leaks protecting your electronics and meals so you can confidently use these ice packs for ac cooler units or daily meal prep without worry","Multi Scenario Application: Perfect for camping trips outdoor events breastmilk storage or cold chain shipping providing long time temperature control wherever you need reliable cooling support"]