Polypropylene ( aka Polyprop) bags are safe for food use. There are many different styles, sizes and thicknesses that can accomodate your particular application. Also known as cello style bags even though they are not made from cellophane.
Use for packaging dried fruits, candied fruits, nuts, candy, bakery items, cosmetics, candles, toys and more.
It is always recommended that you test each food application to insure the quality of your food items.
"Polyprop" films are not recommended for freezer applications.