The Oxygen Indicators are suppose to be Pink (indicates there is no oxygen in the package). When they turn Dark Purple it lets you know the product is no good.
5 Mil Thick Foil Lined - NOT Transparent. FOIL Lined, Blocks Moisture, Air and Light
300cc Absorbers Made By OxySorb
Bags Are Heat Sealable With a Simple Clothes Iron
Mylar Bags and Oxygen Absorbers Can Store Dried Food for Years