.Set contains: (4) 6 cup rectangular food storage containers with Mineral Blue TrueSeal lids.Our TrueSeal BPA-free lids feature a fresh sealed design to prevent spills and leaks and pure glass container does not stain or absorb odors.Tempered tough glass is microwave, oven, freezer, and dishwasher safe - lids are top rack safe.Our TrueSeal food storage containers are ideal meal prep containers: prep, bake, store, and reheat all in one container.Anchor glass is made in the USA and is backed by a 5 year warranty.