Feature: 1. Heat Cold Preservation: This insulin carrying case has heat and cold preservation, making it convenient to store insulin and other medicines better. 2. Aluminum Foil Liner: The cooler box adopts aluminum foil inner liner, insulated and cold resistant, maintains insulin at appropriate temperature. 3. Portable Design: The insulation cooler case is compact and lightweight, convenient to carry and store, suitable for home or outdoor travel use. 4. Double Zippers: The insulin cooler box adopts double zipper design, which is easy to open and close, and can also prevent items from falling out. 5. Durable Materials: Uses waterproof Oxford cloth, EVA, environment friendly aluminum foil, and pearl cotton, this storage box can be used for a long time. Specification: Item Type: Insulin Cooler Case Product Size: Approx. 22 x 10 x 7.5 cm / 8.7 x 3.9 x 3 in Material: Waterproof Oxford Cloth, EVA, Aluminum Foil, Pearl Cotton Function: Heat and cold preservation. Package List: 1 x Cooler Case 1 x Inner Liner Note: Manual measurement, there may be 1-3 cm error.