A. Product Features 1. Waterproof Material for Safety Protection: The diabetes insulin pen cooler is made of polyester fiber and has a waterproof polyurethane fabric. It can protect medicine syringes, vials, and diabetes care kits from being squeezed during travel. A temperature strip can monitor the temperature inside the insulin storage bag. 2. Powerful Thermal Insulation Performance: The inner lining is made of aluminum foil, which offers good thermal insulation and can resist the cold in winter. It is also easy to clean, helping to keep diabetes supplies at a proper temperature. (Comes with 2 reusable ice packs.) 3. Appropriate Size: This insulin cooler for travel is easy to use and convenient to carry, with a compact size. It can be easily held with one hand and put into luggage. It is suitable for short - distance trips, camping, outings, and emergency kits. 4. Detailed Design: The insulin pen sleeve of this diabetes cooler uses enhanced heat - sealed seam technology for better protection. When using this bag, it is recommended to use it with a gel pack that can be frozen for 6 to 8 hours or longer, and place the insulin pen, replenishing solution, or insulin needles in the designated areas of the bag. 5. Package Contents: 1 insulin cooler for travel and 2 reusable ice packs. (Insulin pens are not included.) B. Product Specifications - Weight of a single ice pack: 90 grams - Weight of the cooler bag: 60 grams - Product dimensions: 19.5×8.5×3 cm - Material: Polyester fiber - Colors: Black, royal blue, gray - Specification: 20×9×3 cm - Weight: 250 grams C. Package Contents - 1 insulin pen cooler for travel - 2 ice packs weighing 90 grams each