SAFE: Made of certified BPA-free and FDA approved safe materials.PORTION CONTROL: You would love them because of its convenience of being able to allot proportioned meals to help with your diet program.BENEFITS: Durable, usable, neat and compact, easy to clean, easy to store, microwaveable, dishwasher(top shelf) safe and freezer safe.GREAT VALUE: They are cost effective to package up to go.