Vittles Vault Outback Stackable Food Storage Container. An ideal airtight food storage solution; the Vittles Vault Outback Containers locks freshness in while keeping pest and harmful moisture out with its patented Gamma Seal Technology. A simple spin of the lid extends the life of your pet's food and keeps it fresher longer while maintaining its nutritional integrity. Engineered with durability and strength in mind; the Vittles Vault Outback Stackable is made of heavy-duty; food-safe BPA-free plastic that won't shatter or crack if dropped and is durable enough to be stored outdoors. A wide front load opening makes it easy to access your pet's food and includes a free pet food scoop to make feeding time even easier.