Won’t crush your herbs, veggies and fruits. Air tight, vacuum system that’s odor and stain resistant. Clear, top rack dishwasher safe canisters hold both dry and fresh foods. The extremely easy to use system includes a cordless Vacuum system, heavy duty gasket lids and multiple sizes of canisters. This set is a great starter set which lets you add on additional size canisters. All lids are interchangeable.