The IRIS Nesting Airtight Pet Food Container is the perfect solution for all your pet food storage needs. The airtight seal and snap-tight latch lock in freshness and keep moisture and humidity out. Easily check the contents of this translucent container and its tapered shape makes it simple to scoop out pet food. Four sizes to choose from, to accommodate most popular bag sizes of dry dog food, cat food and bird seed. The two largest sizes include 4 free-wheeling casters for easy mobility. This airtight container is also great for storing wood chips, charcoal, and road salt. Made in the USA with BPA free material.