Smart Lidz help you store your foods fresh, fast and easy. It only takes one press for Smart Lids to lock out air and to vacuum seal in freshness. SmartLidz are great whether you're storing fruits, soups, salad, even easily dried-out mac and cheese, or pasta! You can keep foods stored and fresh up to 5 times longer with Smart Lids when compared to foods covered with ordinary plastic wrap. Smart Lids are a great way to store almost anything.