Emsa E503473 Clip and Close Rectangular Food-Storage Container with Lid and 2 Removable Inserts Rectangular food-storage container with clear base and 2 removable inserts Lid provides 4 locking tabs and silicone seal for 100-percent leak-proof use Airtight design preserves food's freshness, moisture, and flavor Temperature-resistant from -40 to 230 degrees F; microwave-, freezer-, and refrigerator-safe Measures 6 by 4 by 2 inches; 30-year limited warranty