Mylar Bag 22x32+4cm 1.4L 50 Bags Mylar unlike other plastics prevent oxygen from gaining access to the contents of the bag (Assuming it has been sealed properly) A Mylar Bag measuring 22x32cm flat. It has a 4cm gusset that allows it to stand upright for storage Capacity is 1400ml or 1.4kg (Approx) Zip Slide Seal. Recommended for long term storage of dry or liquid product. Foil Bag can be written