The ideal bag for keeping fresh of your products. Light-proof and airtight. Ironing bags are used, for example the verse like chips, cookies, dried fruit, etc. You can see why she frequently used in the food industry.
Iron-on bags, by heating with an iron can lower it srtijk (if properly ironed) can be made airtight.
Iron-on bags, by heating with an iron these ironing bag ( if properly coated ) are scent sealed.