Safe: These vacuum food bags are made of the highest-quality material, are non-toxic, BPA and Phthalate-Free and do not contain any harmful or allergenic substances. Good for the Environment: Use these food sealer rolls to store fresh or frozen food 2-3 times longer to reduce waste and help protect the environment! Diverse Use: These sealer bags are perfect for cabinet or freezer use, boiling, sous-vide cooking, and they are microwavable and dishwasher safe. They can be used to protect everything from the harmful effects of moisture and oxygen. Compatibility: They are compatible with all major lines of vacuum sealer machines. Superior Value: The 100 8"x12" bags compare to 8"x100' vacuum rolls.