Product description This is our "Modern" take on our Classic Range. The Duo can fit two Insulin pens or 1 Emerade or 1 Allergy Pen. Everything you love about a FRIO Classic Wallet but with a zip - what can be better. Please note only one FRio Duo Wallet is supplied. Please select which colour you would prefer before checkout. Directions To activate your FRIO simply immerse the inner wallet in water for the time specified on the instructions which can be as little as 5 minutes. Then simply pat the inner wallet dry with a towel and insert it into the outer cover. Then you are good to go! Safety Warning Do not put your FRIO Wallet in the washing machine or tumble dryers. Legal Disclaimer Our wallets maintain a temperature of between 18 - 26 degrees Celsius. Medication must be maintained at it's recommended safe temperature. Consult the manufacturer's storage instructions to ensure suitability for storage in a cooling device. If in doubt, always seek medical advice. See more