The Rubbermaid Commercial Space Saving Food Storage Container keeps food fresh, organized, and ready-to-use. Featuring easy-to-read graduated measurements in blue for liters and red for quarts, these plastic food storage containers make it easy to measure contents. The square shape offers 25% more storage capacity than round containers. Constructed of break-resistant polycarbonate, they have a temperature range of -40°-212°F making them perfect for everything from freezer storage to sous vide cooking. Commercial dishwasher safe, they feature durable handles with drain holes for proper washing and drying. USDA-certified for food contact, it assists in complying with HACCP guidelines and is NSF 3-A Meat and Poultry Equipment and NSF 2-certified.