12-pc Rectangular Food Container with Green Lids. Air tightness criteria is determined by WVTR. Why 0.05g? WVTR is a test level, the lower the criteria, the better airtghtness and freshness. (WVTR: Water vapor transmission rate). Excellent solutions for food storage. Supplying the highest quality products "lock and lock" airtight containers for food storage. The containers are scientifically designed for stacking both upward and sideways to save space on the shelf.
- Two 19.4 cup, two 10-cup, two 2.6-cup food storage containers with matching lids
- Microwave and freezer safe
- Top Rack Dishwasher safe
- Durable and semitransparent with green color lids
- Easy to use and clean