A freezer bag actually has an additive that is added to the poly while the film is blown. This helps prevent the plastic from becoming brittle and breaking down while frozen for a long period of time. If you plan on freezing something for a long period of time do not use a regular storage bag.
*Produced with the best raw materials. *Production and sewing with modern and specialized machines for producing and sewing freezer bags. *Proper stitching and stretch. *Product quality control in all stages of production, sewing and packaging.