Carlisle 1076307 StorPlus Polycarbonate Round Food Storage Container, 2 Quart, Clear Super-tough clear Polycarbonate for ultimate durability identify contents at a glance Tight double-sealing lids protect against spills and extend freshness easy opening design eliminates frustration too Molded-in capacity indicators in gallons and liters for simple portion and inventory control Stacking shoulder prevents jamming stopples containers stack with other major brands for convenient storage, clear polycarbonate Lids have date indicators to help maintain food quality and control inventory turns storplus Lids are interchangeable with other brands