DIYEAH 8pcs Reusable Ice Packs for Air Coolers Portable Ice Cooler Blocks for Home Office Air Conditioner Travel Lunch Bags (Medium Size)

["ENHANCES AIR COOLER PERFORMANCE: These ice crystal packs are specifically designed to work with air coolers and cooling fans. Simply place packs into the water tank or ice compartment to significantly lower the operating temperature, transforming warm air into a refreshing, comfortable breeze","EASY TO USE & MAINTAIN: Effortless operation: just freeze the packs thoroughly, then insert them into your air cooler or cooling fan. The smooth PE surface makes cleaning simple, and the easy-replace design allows you to swap packs quickly for continuous cooling throughout the day","VERSATILE COOLING SOLUTION: air coolers, these reusable ice packs are ideal for lunch boxes, backpacks, insulated bags, and coolers. They are also perfect for shipping perishable items like food, medications, or cosmetics, ensuring contents stay fresh and chilled during transit","COMPACT & PORTABLE DESIGN: With a slim profile measuring just 13.8 x 8.6 x 2.3 cm (approx. 5.4 x 3.4 x 0.9 inches), these medium-sized packs fit easily into lunch bags, coolers, and refrigerator freezers without taking up valuable space. Their lightweight, minimalist design makes them a breeze to transport","DURABLE & REUSABLE CONSTRUCTION: Crafted from PE material, these ice crystal boxes are built to withstand repeated freezing and thawing cycles without cracking, leaking, or losing effectiveness. Enjoy reliable cooling performance season after season, making them a alternative to disposable ice packs"]