The Jaz Innovations Guard'N Fresh is a safe, all-natural product that extends the life of your produce 2 to 3 times longer by removing the presence of Ethylene Gas. Stop throwing produce away! Guard your produce from early spoilage! Fruits and vegetables give off ethylene gas as they ripen. The exposure to this gas causes the continuous ripening and wilting of produce. Farmers and retailers have known of this phenomenon for years and have utilized measures to keep their fruits and vegetables fresh for us the consumers. However, we as consumers have no way of continuing the fight against rotting produce, until now. Simple and easy to use: Peel off front sticker. Indicate activation date on back. Place in refrigerator produce bin or in table fruit bowl display. Replace packet after 6 months.