Food vacuum canisters are ideal for keeping soups and stews, also soft foods and salads. Al the foods that are hrd to vacuum seal in a bag. All the food vacuum canster sets come with they own hand pump so there is no need to pull the vacuum sealer ot to use them. You dont even need to own a vacuum sealer to have a set of these canisters. The Full Triton vacuum canisters are the top of the range made by Status in Slovenia. The Munro set is also from Status and have a Triton body with a polycarbonite lid. The vacuum canister set of 3 are from China and are top quality with 3 different sizes.