1Lasting Cooling: This insulin cooler wallet keeps insulin and other temperature sensitive medications cool and safe for up to two days. 2Easy to Use: Simply activate by flipping and washing with cold water. This insulin cooler wallet is reusable for your convenience. 3Essential for Emergency Preparedness: Keeps medications cool during power outages such as during fires, blizzards, and tornadoes. 4Lightweight and Portable: This thermal insulation cooler wallet is lightweight, making it perfect for travel so you can carry your essential medications with ease. 5Ideal for Sizzling Summers: It can maintain coolness throughout the country's hot summers, ensuring the safety of your temperature sensitive medications. Item Type: Insulin Cooler Wallet Material: Polyester cotton + non woven fabric Size: Approx. 21x11cm / 8.27x4.33in Performance: Can be used repeatedly for more than 2-3 years, safe to keep for at least 72 hours in a single operation, cooling storage bag does not require a refrigerator and constant replacement of large amounts of ice, only water 1 xInsulinCoolerWallet 1 x Manual