- Pack of 4 reusable cold gel packs to keep insulin and medications fresh - Made of high-quality nylon, resistant and durable for prolonged use - Compact size (17 x 6.8 x 0.7 cm), ideal for portable insulin cases - Maintains the optimal temperature of sensitive medications during travel or outdoor activities - Easy to use: chill in the freezer for 8-10 hours before use - Compatible with most portable coolers and diabetic cases - TSA approved for air travel, perfect for commuting - Reusable for 2-3 years, economical and eco-friendly solution - Provides constant protection and freshness for insulin, pens, syringes, and other medical supplies - Ideal for people with diabetes who need to transport medications safely and efficiently