Thermos Dual Compartment Food Jar, Black Thermos vacuum insulation technology keeps food hot for 5 hours or cold for 7 hours BPA-free Eastman Tritan top container has a 20 ounce capacity; Vacuum insulated stainless steel bottom container has 16 ounce capacity Each container has a locking stopper to prevent leaks and retain temperature Container hinges to open and locks when closed Integrated carrying handle for maximum portability