• The unique freshness seal is firmly attached to the lid so there are no gaps or germs, just fresh food for up to 2 times longer. • 100% leak-proof design: carry your lunch box in your bag without the risk of accidental spills. • The seal also acts as a barrier against odors, so smells can't get in or out. • Made from BPA-free materials, safe for baby food. • Easy to clean in the dishwasher, use in the microwave (remove the lid first), or store in the freezer. • Frost-resistant, transparent lids let you see the contents. • Stackable for easy storage. • Includes a handy meal planner and links to lunch recipes.