Medicare Insulin Pen Travel Wallet Md 117 TRQ Special Offers Why Choose Sentinel Niacin + 202544 Why Choose Sentinel Niacin + Inositol Capsules Non greasy and without white residue vials and other diabetic supplies they may need at correct and safe temperature without need of refrigeration vials and other diabetic supplies you may need at correct temperature without refrigeration • Helps keep insulin in current use at controlled temperature 15 30ºC • Keeps insulin lower than 2 degrees below room temperature • Ideal for people travelling and on the move • Patented fabric technology keeps insulin cool using evaporation • Reusable & durable • Light & compact • Activates with tap water in just 40 seconds • Activations lasts up to 4 days (depending on ambient temperature)