3 Piece Vacuum Sealed Container Set with Date Indicator Dial; Odorproof, Stainproof, Shatterproof Easy to usejust fill, snap down the handles, and press on the lid to force air out Vacuum seal valve forces air out, but won't allow it back in Great for meat, cheese, salad, fruits and vegetables, bread, and more Date indicator dial for setting storage date Odor-, stain- and shatterproof containers made from durable polycarbonate and polypropylene