Brand New in the Box! DISONCARE Odyssey 60H 3 Insulin Pens Cooler Travel Case Medication Cooler for Travel TSA Approved Diabetic Insulina EpiPen Carry Case Medicine Travel Cooler Bag Ice Pack with Medical Alert Tag(Blue) FEATURES: How many injection pens can I put in : We have obtained the sizes of 95% of the common brands of injection pens on the market and made a detailed capacity reference chart. 1)You can find a table on our page for reference to buy the right cooler. 2) If you can't find your injection pen model, please be sure to contact us, we will be happy to help you solve your problem How long can medication cooler keep cold : 1)The inner and outer layers of the cooler are made of 18/8 (304) food-grade stainless steel, and the middle is double-layered vacuum. 2)Put the blue gel bottle in the freezer for 6-8H before use. After taking it out, the gel bottle will slowly release the coldness, Put it in the vacuum cooler and keep cold for up to 48H in an outdoor environment of 86?(30?). 3)If use a white ice water bottle, it can be extended by 12H, total keep cold for up to 60H Can medicine cooler go through TSA security : You can follow these steps to get through smoothly: 1)Keep the blue gel bottle frozen and keep the insulin and cooler in an easily accessible place so that you can quickly show it at the security checkpoint. 2)Prepare a doctor's prescription or medical certificate stating that you need to bring insulin and cooler. 3)When going through security, proactively inform the TSA agent that you are carrying insulin and cooler for medical purposes What is the use of QR code : It can prevent loss and provide emergency assistance. If the insulin cooler is lost during travel or outdoor activities, the person who finds the cooler can scan the QR code to contact the legal owner of the cooler. If an emergency occurs, the emergency contact can be quickly contacted to provide necessary assistance?You can set the prohibition of viewing contact information to effectively protect privacy GREAT ITEM AT A GREAT PRICE!!