Kinetic 01412 Go Green Glasslock Square Glass Food Storage Container, Clear BPA Free and FDA Approved Single rectangular container capable of holding 41 ounces or 5 cups Patented locking 4 tab lid with silicone seal helps food stay fresh up to three times longer Patented locking 4 tab lid with silicone seal helps food stay fresh up to three times longer Refrigerator and freezer safe. Dishwasher safe. Microwave safe without lid attached