Containers are made of semi-clear polypropylene for greater visibility. Stackable when used in conjunction with available lid (5720), nest for compact storage when not in use. Deep, easy grip handles with dishwashing drain holes. Commercial dishwasher safe. Temperature range: –20°F/–34°C to 212°F/100°C. Certified to NSF Std. #2. Made of FDA compliant materials. Capacity: 2 qt.